Home / 42,157.81-58,177.37-23,294.53

Finding the Fourth Proportional to 42,157.81, 58,177.37 and 23,294.53

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Solution

The fourth proportional to 42,157.81, 58,177.37 and 23,294.53 is: 32,146.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,157.81 : 58,177.37 = 23,294.53 : x
  2. Step 2: Convert to fraction form
    42,157.81/58,177.37 = 23,294.53/x
  3. Step 3: Cross multiply
    42,157.81x = 58,177.37 × 23,294.53
  4. Step 4: Simplify right side
    42,157.81x = 1,355,214,374.31
  5. Step 5: Solve for x
    x = 1,355,214,374.31/42,157.81
  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.