Home / 52,925.32-79,385.19-13,480.03

Finding the Fourth Proportional to 52,925.32, 79,385.19 and 13,480.03

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Solution

The fourth proportional to 52,925.32, 79,385.19 and 13,480.03 is: 20,219.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,925.32 : 79,385.19 = 13,480.03 : x
  2. Step 2: Convert to fraction form
    52,925.32/79,385.19 = 13,480.03/x
  3. Step 3: Cross multiply
    52,925.32x = 79,385.19 × 13,480.03
  4. Step 4: Simplify right side
    52,925.32x = 1,070,114,742.76
  5. Step 5: Solve for x
    x = 1,070,114,742.76/52,925.32
  6. Step 6: Final answer
    x = 20,219.33

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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.