Home / 158,091.31-237,119.50-39,762.70

Finding the Fourth Proportional to 158,091.31, 237,119.50 and 39,762.70

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Solution

The fourth proportional to 158,091.31, 237,119.50 and 39,762.70 is: 59,639.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,091.31 : 237,119.50 = 39,762.70 : x
  2. Step 2: Convert to fraction form
    158,091.31/237,119.50 = 39,762.70/x
  3. Step 3: Cross multiply
    158,091.31x = 237,119.50 × 39,762.70
  4. Step 4: Simplify right side
    158,091.31x = 9,428,511,542.65
  5. Step 5: Solve for x
    x = 9,428,511,542.65/158,091.31
  6. Step 6: Final answer
    x = 59,639.66

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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.