Home / 42,036.88-58,013.04-23,173.96

Finding the Fourth Proportional to 42,036.88, 58,013.04 and 23,173.96

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Solution

The fourth proportional to 42,036.88, 58,013.04 and 23,173.96 is: 31,981.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,036.88 : 58,013.04 = 23,173.96 : x
  2. Step 2: Convert to fraction form
    42,036.88/58,013.04 = 23,173.96/x
  3. Step 3: Cross multiply
    42,036.88x = 58,013.04 × 23,173.96
  4. Step 4: Simplify right side
    42,036.88x = 1,344,391,868.44
  5. Step 5: Solve for x
    x = 1,344,391,868.44/42,036.88
  6. Step 6: Final answer
    x = 31,981.25

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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.