Home / 42,543.96-63,801.56-15,884.42

Finding the Fourth Proportional to 42,543.96, 63,801.56 and 15,884.42

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Solution

The fourth proportional to 42,543.96, 63,801.56 and 15,884.42 is: 23,821.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,543.96 : 63,801.56 = 15,884.42 : x
  2. Step 2: Convert to fraction form
    42,543.96/63,801.56 = 15,884.42/x
  3. Step 3: Cross multiply
    42,543.96x = 63,801.56 × 15,884.42
  4. Step 4: Simplify right side
    42,543.96x = 1,013,450,775.70
  5. Step 5: Solve for x
    x = 1,013,450,775.70/42,543.96
  6. Step 6: Final answer
    x = 23,821.26

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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.