Home / 42,008.98-57,972.57-23,146.11

Finding the Fourth Proportional to 42,008.98, 57,972.57 and 23,146.11

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Solution

The fourth proportional to 42,008.98, 57,972.57 and 23,146.11 is: 31,941.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,008.98 : 57,972.57 = 23,146.11 : x
  2. Step 2: Convert to fraction form
    42,008.98/57,972.57 = 23,146.11/x
  3. Step 3: Cross multiply
    42,008.98x = 57,972.57 × 23,146.11
  4. Step 4: Simplify right side
    42,008.98x = 1,341,839,482.20
  5. Step 5: Solve for x
    x = 1,341,839,482.20/42,008.98
  6. Step 6: Final answer
    x = 31,941.73

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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.