Home / 121,250.16-181,911.24-62,127.36

Finding the Fourth Proportional to 121,250.16, 181,911.24 and 62,127.36

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Solution

The fourth proportional to 121,250.16, 181,911.24 and 62,127.36 is: 93,209.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,250.16 : 181,911.24 = 62,127.36 : x
  2. Step 2: Convert to fraction form
    121,250.16/181,911.24 = 62,127.36/x
  3. Step 3: Cross multiply
    121,250.16x = 181,911.24 × 62,127.36
  4. Step 4: Simplify right side
    121,250.16x = 11,301,665,095.53
  5. Step 5: Solve for x
    x = 11,301,665,095.53/121,250.16
  6. Step 6: Final answer
    x = 93,209.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.