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Finding the Fourth Proportional to 110,068.86, 151,892.10 and 62,326.74

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Solution

The fourth proportional to 110,068.86, 151,892.10 and 62,326.74 is: 86,009.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,068.86 : 151,892.10 = 62,326.74 : x
  2. Step 2: Convert to fraction form
    110,068.86/151,892.10 = 62,326.74/x
  3. Step 3: Cross multiply
    110,068.86x = 151,892.10 × 62,326.74
  4. Step 4: Simplify right side
    110,068.86x = 9,466,939,424.75
  5. Step 5: Solve for x
    x = 9,466,939,424.75/110,068.86
  6. Step 6: Final answer
    x = 86,009.24

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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.