Home / 91,617.87-137,430.96-25,056.53

Finding the Fourth Proportional to 91,617.87, 137,430.96 and 25,056.53

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Solution

The fourth proportional to 91,617.87, 137,430.96 and 25,056.53 is: 37,585.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,617.87 : 137,430.96 = 25,056.53 : x
  2. Step 2: Convert to fraction form
    91,617.87/137,430.96 = 25,056.53/x
  3. Step 3: Cross multiply
    91,617.87x = 137,430.96 × 25,056.53
  4. Step 4: Simplify right side
    91,617.87x = 3,443,542,972.17
  5. Step 5: Solve for x
    x = 3,443,542,972.17/91,617.87
  6. Step 6: Final answer
    x = 37,585.93

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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.