Home / 62,156.19-85,748.22-42,005.73

Finding the Fourth Proportional to 62,156.19, 85,748.22 and 42,005.73

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Solution

The fourth proportional to 62,156.19, 85,748.22 and 42,005.73 is: 57,949.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,156.19 : 85,748.22 = 42,005.73 : x
  2. Step 2: Convert to fraction form
    62,156.19/85,748.22 = 42,005.73/x
  3. Step 3: Cross multiply
    62,156.19x = 85,748.22 × 42,005.73
  4. Step 4: Simplify right side
    62,156.19x = 3,601,916,577.30
  5. Step 5: Solve for x
    x = 3,601,916,577.30/62,156.19
  6. Step 6: Final answer
    x = 57,949.44

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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.