Home / 66,557.59-99,778.08-25,033.75

Finding the Fourth Proportional to 66,557.59, 99,778.08 and 25,033.75

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Solution

The fourth proportional to 66,557.59, 99,778.08 and 25,033.75 is: 37,528.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,557.59 : 99,778.08 = 25,033.75 : x
  2. Step 2: Convert to fraction form
    66,557.59/99,778.08 = 25,033.75/x
  3. Step 3: Cross multiply
    66,557.59x = 99,778.08 × 25,033.75
  4. Step 4: Simplify right side
    66,557.59x = 2,497,819,510.20
  5. Step 5: Solve for x
    x = 2,497,819,510.20/66,557.59
  6. Step 6: Final answer
    x = 37,528.70

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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.