Home / 40,312.64-60,427.20-29,191.52

Finding the Fourth Proportional to 40,312.64, 60,427.20 and 29,191.52

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Solution

The fourth proportional to 40,312.64, 60,427.20 and 29,191.52 is: 43,757.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,312.64 : 60,427.20 = 29,191.52 : x
  2. Step 2: Convert to fraction form
    40,312.64/60,427.20 = 29,191.52/x
  3. Step 3: Cross multiply
    40,312.64x = 60,427.20 × 29,191.52
  4. Step 4: Simplify right side
    40,312.64x = 1,763,961,817.34
  5. Step 5: Solve for x
    x = 1,763,961,817.34/40,312.64
  6. Step 6: Final answer
    x = 43,757.04

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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.