Home / 124,620.23-171,973.68-70,904.09

Finding the Fourth Proportional to 124,620.23, 171,973.68 and 70,904.09

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Solution

The fourth proportional to 124,620.23, 171,973.68 and 70,904.09 is: 97,846.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,620.23 : 171,973.68 = 70,904.09 : x
  2. Step 2: Convert to fraction form
    124,620.23/171,973.68 = 70,904.09/x
  3. Step 3: Cross multiply
    124,620.23x = 171,973.68 × 70,904.09
  4. Step 4: Simplify right side
    124,620.23x = 12,193,637,284.35
  5. Step 5: Solve for x
    x = 12,193,637,284.35/124,620.23
  6. Step 6: Final answer
    x = 97,846.37

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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.