Home / 42,157.96-58,177.20-23,294.68

Finding the Fourth Proportional to 42,157.96, 58,177.20 and 23,294.68

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Solution

The fourth proportional to 42,157.96, 58,177.20 and 23,294.68 is: 32,146.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,157.96 : 58,177.20 = 23,294.68 : x
  2. Step 2: Convert to fraction form
    42,157.96/58,177.20 = 23,294.68/x
  3. Step 3: Cross multiply
    42,157.96x = 58,177.20 × 23,294.68
  4. Step 4: Simplify right side
    42,157.96x = 1,355,219,257.30
  5. Step 5: Solve for x
    x = 1,355,219,257.30/42,157.96
  6. Step 6: Final answer
    x = 32,146.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.