Home / 107,657.86-161,432.49-62,693.75

Finding the Fourth Proportional to 107,657.86, 161,432.49 and 62,693.75

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Solution

The fourth proportional to 107,657.86, 161,432.49 and 62,693.75 is: 94,009.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,657.86 : 161,432.49 = 62,693.75 : x
  2. Step 2: Convert to fraction form
    107,657.86/161,432.49 = 62,693.75/x
  3. Step 3: Cross multiply
    107,657.86x = 161,432.49 × 62,693.75
  4. Step 4: Simplify right side
    107,657.86x = 10,120,807,900.56
  5. Step 5: Solve for x
    x = 10,120,807,900.56/107,657.86
  6. Step 6: Final answer
    x = 94,009.00

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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.