Home / 53,298.60-79,964.10-29,909.40

Finding the Fourth Proportional to 53,298.60, 79,964.10 and 29,909.40

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Solution

The fourth proportional to 53,298.60, 79,964.10 and 29,909.40 is: 44,873.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,298.60 : 79,964.10 = 29,909.40 : x
  2. Step 2: Convert to fraction form
    53,298.60/79,964.10 = 29,909.40/x
  3. Step 3: Cross multiply
    53,298.60x = 79,964.10 × 29,909.40
  4. Step 4: Simplify right side
    53,298.60x = 2,391,678,252.54
  5. Step 5: Solve for x
    x = 2,391,678,252.54/53,298.60
  6. Step 6: Final answer
    x = 44,873.19

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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.