Home / 121,156.90-181,772.54-62,034.08

Finding the Fourth Proportional to 121,156.90, 181,772.54 and 62,034.08

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Solution

The fourth proportional to 121,156.90, 181,772.54 and 62,034.08 is: 93,070.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,156.90 : 181,772.54 = 62,034.08 : x
  2. Step 2: Convert to fraction form
    121,156.90/181,772.54 = 62,034.08/x
  3. Step 3: Cross multiply
    121,156.90x = 181,772.54 × 62,034.08
  4. Step 4: Simplify right side
    121,156.90x = 11,276,092,288.16
  5. Step 5: Solve for x
    x = 11,276,092,288.16/121,156.90
  6. Step 6: Final answer
    x = 93,070.16

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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.