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Finding the Fourth Proportional to 50,000.64, 75,011.76 and 14,943.12

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Solution

The fourth proportional to 50,000.64, 75,011.76 and 14,943.12 is: 22,417.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,000.64 : 75,011.76 = 14,943.12 : x
  2. Step 2: Convert to fraction form
    50,000.64/75,011.76 = 14,943.12/x
  3. Step 3: Cross multiply
    50,000.64x = 75,011.76 × 14,943.12
  4. Step 4: Simplify right side
    50,000.64x = 1,120,909,731.09
  5. Step 5: Solve for x
    x = 1,120,909,731.09/50,000.64
  6. Step 6: Final answer
    x = 22,417.91

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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.