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Finding the Fourth Proportional to 57,953.30, 86,929.95 and 22,874.90

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Solution

The fourth proportional to 57,953.30, 86,929.95 and 22,874.90 is: 34,312.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,953.30 : 86,929.95 = 22,874.90 : x
  2. Step 2: Convert to fraction form
    57,953.30/86,929.95 = 22,874.90/x
  3. Step 3: Cross multiply
    57,953.30x = 86,929.95 × 22,874.90
  4. Step 4: Simplify right side
    57,953.30x = 1,988,513,913.26
  5. Step 5: Solve for x
    x = 1,988,513,913.26/57,953.30
  6. Step 6: Final answer
    x = 34,312.35

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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.