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Finding the Fourth Proportional to 47,152.50, 70,737.50 and 15,564.77

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Solution

The fourth proportional to 47,152.50, 70,737.50 and 15,564.77 is: 23,350.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,152.50 : 70,737.50 = 15,564.77 : x
  2. Step 2: Convert to fraction form
    47,152.50/70,737.50 = 15,564.77/x
  3. Step 3: Cross multiply
    47,152.50x = 70,737.50 × 15,564.77
  4. Step 4: Simplify right side
    47,152.50x = 1,101,012,669.42
  5. Step 5: Solve for x
    x = 1,101,012,669.42/47,152.50
  6. Step 6: Final answer
    x = 23,350.04

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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.