Home / 124,975,298.88-172,463,986.08-69,973,123.68

Finding the Fourth Proportional to 124,975,298.88, 172,463,986.08 and 69,973,123.68

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Solution

The fourth proportional to 124,975,298.88, 172,463,986.08 and 69,973,123.68 is: 96,561,832.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,975,298.88 : 172,463,986.08 = 69,973,123.68 : x
  2. Step 2: Convert to fraction form
    124,975,298.88/172,463,986.08 = 69,973,123.68/x
  3. Step 3: Cross multiply
    124,975,298.88x = 172,463,986.08 × 69,973,123.68
  4. Step 4: Simplify right side
    124,975,298.88x = 12,067,843,828,321,640
  5. Step 5: Solve for x
    x = 12,067,843,828,321,640/124,975,298.88
  6. Step 6: Final answer
    x = 96,561,832.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.