Home / 47,529.10-71,267.10-19,468.72

Finding the Fourth Proportional to 47,529.10, 71,267.10 and 19,468.72

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Solution

The fourth proportional to 47,529.10, 71,267.10 and 19,468.72 is: 29,192.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,529.10 : 71,267.10 = 19,468.72 : x
  2. Step 2: Convert to fraction form
    47,529.10/71,267.10 = 19,468.72/x
  3. Step 3: Cross multiply
    47,529.10x = 71,267.10 × 19,468.72
  4. Step 4: Simplify right side
    47,529.10x = 1,387,479,215.11
  5. Step 5: Solve for x
    x = 1,387,479,215.11/47,529.10
  6. Step 6: Final answer
    x = 29,192.20

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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.