Home / 62,400.90-86,111.94-34,106.79

Finding the Fourth Proportional to 62,400.90, 86,111.94 and 34,106.79

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Solution

The fourth proportional to 62,400.90, 86,111.94 and 34,106.79 is: 47,066.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,400.90 : 86,111.94 = 34,106.79 : x
  2. Step 2: Convert to fraction form
    62,400.90/86,111.94 = 34,106.79/x
  3. Step 3: Cross multiply
    62,400.90x = 86,111.94 × 34,106.79
  4. Step 4: Simplify right side
    62,400.90x = 2,937,001,854.07
  5. Step 5: Solve for x
    x = 2,937,001,854.07/62,400.90
  6. Step 6: Final answer
    x = 47,066.66

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1.5x scale

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.