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Finding the Fourth Proportional to 42,580.92, 58,762.90 and 23,461.92

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Solution

The fourth proportional to 42,580.92, 58,762.90 and 23,461.92 is: 32,378.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,580.92 : 58,762.90 = 23,461.92 : x
  2. Step 2: Convert to fraction form
    42,580.92/58,762.90 = 23,461.92/x
  3. Step 3: Cross multiply
    42,580.92x = 58,762.90 × 23,461.92
  4. Step 4: Simplify right side
    42,580.92x = 1,378,690,458.77
  5. Step 5: Solve for x
    x = 1,378,690,458.77/42,580.92
  6. Step 6: Final answer
    x = 32,378.13

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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.