Home / 42,423.60-63,635.40-35,862.60

Finding the Fourth Proportional to 42,423.60, 63,635.40 and 35,862.60

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Solution

The fourth proportional to 42,423.60, 63,635.40 and 35,862.60 is: 53,793.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,423.60 : 63,635.40 = 35,862.60 : x
  2. Step 2: Convert to fraction form
    42,423.60/63,635.40 = 35,862.60/x
  3. Step 3: Cross multiply
    42,423.60x = 63,635.40 × 35,862.60
  4. Step 4: Simplify right side
    42,423.60x = 2,282,130,896.04
  5. Step 5: Solve for x
    x = 2,282,130,896.04/42,423.60
  6. Step 6: Final answer
    x = 53,793.90

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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.