Home / 158,671.57-237,890.72-75,623.89

Finding the Fourth Proportional to 158,671.57, 237,890.72 and 75,623.89

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Solution

The fourth proportional to 158,671.57, 237,890.72 and 75,623.89 is: 113,380.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,671.57 : 237,890.72 = 75,623.89 : x
  2. Step 2: Convert to fraction form
    158,671.57/237,890.72 = 75,623.89/x
  3. Step 3: Cross multiply
    158,671.57x = 237,890.72 × 75,623.89
  4. Step 4: Simplify right side
    158,671.57x = 17,990,221,263.18
  5. Step 5: Solve for x
    x = 17,990,221,263.18/158,671.57
  6. Step 6: Final answer
    x = 113,380.24

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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.