Home / 99,588.40-149,382.60-62,724.40

Finding the Fourth Proportional to 99,588.40, 149,382.60 and 62,724.40

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Solution

The fourth proportional to 99,588.40, 149,382.60 and 62,724.40 is: 94,086.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,588.40 : 149,382.60 = 62,724.40 : x
  2. Step 2: Convert to fraction form
    99,588.40/149,382.60 = 62,724.40/x
  3. Step 3: Cross multiply
    99,588.40x = 149,382.60 × 62,724.40
  4. Step 4: Simplify right side
    99,588.40x = 9,369,933,955.44
  5. Step 5: Solve for x
    x = 9,369,933,955.44/99,588.40
  6. Step 6: Final answer
    x = 94,086.60

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1.5x scale

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.