Home / 47,999.64-72,000.50-14,718.97

Finding the Fourth Proportional to 47,999.64, 72,000.50 and 14,718.97

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Solution

The fourth proportional to 47,999.64, 72,000.50 and 14,718.97 is: 22,078.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,999.64 : 72,000.50 = 14,718.97 : x
  2. Step 2: Convert to fraction form
    47,999.64/72,000.50 = 14,718.97/x
  3. Step 3: Cross multiply
    47,999.64x = 72,000.50 × 14,718.97
  4. Step 4: Simplify right side
    47,999.64x = 1,059,773,199.49
  5. Step 5: Solve for x
    x = 1,059,773,199.49/47,999.64
  6. Step 6: Final answer
    x = 22,078.77

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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.