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Finding the Fourth Proportional to 62,215.70, 93,553.95 and 52,078.10

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Solution

The fourth proportional to 62,215.70, 93,553.95 and 52,078.10 is: 78,310.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,215.70 : 93,553.95 = 52,078.10 : x
  2. Step 2: Convert to fraction form
    62,215.70/93,553.95 = 52,078.10/x
  3. Step 3: Cross multiply
    62,215.70x = 93,553.95 × 52,078.10
  4. Step 4: Simplify right side
    62,215.70x = 4,872,111,963.50
  5. Step 5: Solve for x
    x = 4,872,111,963.50/62,215.70
  6. Step 6: Final answer
    x = 78,310.01

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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.