Home / 158,565.18-237,381.21-105,843.90

Finding the Fourth Proportional to 158,565.18, 237,381.21 and 105,843.90

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Solution

The fourth proportional to 158,565.18, 237,381.21 and 105,843.90 is: 158,454.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,565.18 : 237,381.21 = 105,843.90 : x
  2. Step 2: Convert to fraction form
    158,565.18/237,381.21 = 105,843.90/x
  3. Step 3: Cross multiply
    158,565.18x = 237,381.21 × 105,843.90
  4. Step 4: Simplify right side
    158,565.18x = 25,125,353,053.12
  5. Step 5: Solve for x
    x = 25,125,353,053.12/158,565.18
  6. Step 6: Final answer
    x = 158,454.42

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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.