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Finding the Fourth Proportional to 59,252.40, 88,902.90 and 21,830.40

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Solution

The fourth proportional to 59,252.40, 88,902.90 and 21,830.40 is: 32,754.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,252.40 : 88,902.90 = 21,830.40 : x
  2. Step 2: Convert to fraction form
    59,252.40/88,902.90 = 21,830.40/x
  3. Step 3: Cross multiply
    59,252.40x = 88,902.90 × 21,830.40
  4. Step 4: Simplify right side
    59,252.40x = 1,940,785,868.16
  5. Step 5: Solve for x
    x = 1,940,785,868.16/59,252.40
  6. Step 6: Final answer
    x = 32,754.55

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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.