Home / 40,305.60-60,455.16-14,006.52

Finding the Fourth Proportional to 40,305.60, 60,455.16 and 14,006.52

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Solution

The fourth proportional to 40,305.60, 60,455.16 and 14,006.52 is: 21,008.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,305.60 : 60,455.16 = 14,006.52 : x
  2. Step 2: Convert to fraction form
    40,305.60/60,455.16 = 14,006.52/x
  3. Step 3: Cross multiply
    40,305.60x = 60,455.16 × 14,006.52
  4. Step 4: Simplify right side
    40,305.60x = 846,766,407.64
  5. Step 5: Solve for x
    x = 846,766,407.64/40,305.60
  6. Step 6: Final answer
    x = 21,008.65

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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.