Home / 42,102.62-58,102.09-23,239.74

Finding the Fourth Proportional to 42,102.62, 58,102.09 and 23,239.74

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Solution

The fourth proportional to 42,102.62, 58,102.09 and 23,239.74 is: 32,071.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,102.62 : 58,102.09 = 23,239.74 : x
  2. Step 2: Convert to fraction form
    42,102.62/58,102.09 = 23,239.74/x
  3. Step 3: Cross multiply
    42,102.62x = 58,102.09 × 23,239.74
  4. Step 4: Simplify right side
    42,102.62x = 1,350,277,465.06
  5. Step 5: Solve for x
    x = 1,350,277,465.06/42,102.62
  6. Step 6: Final answer
    x = 32,071.10

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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.