Home / 42,403.08-58,516.92-23,540.40

Finding the Fourth Proportional to 42,403.08, 58,516.92 and 23,540.40

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Solution

The fourth proportional to 42,403.08, 58,516.92 and 23,540.40 is: 32,486.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,403.08 : 58,516.92 = 23,540.40 : x
  2. Step 2: Convert to fraction form
    42,403.08/58,516.92 = 23,540.40/x
  3. Step 3: Cross multiply
    42,403.08x = 58,516.92 × 23,540.40
  4. Step 4: Simplify right side
    42,403.08x = 1,377,511,703.57
  5. Step 5: Solve for x
    x = 1,377,511,703.57/42,403.08
  6. Step 6: Final answer
    x = 32,486.12

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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.