Home / 124,565.09-186,995.61-98,288.69

Finding the Fourth Proportional to 124,565.09, 186,995.61 and 98,288.69

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Solution

The fourth proportional to 124,565.09, 186,995.61 and 98,288.69 is: 147,549.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,565.09 : 186,995.61 = 98,288.69 : x
  2. Step 2: Convert to fraction form
    124,565.09/186,995.61 = 98,288.69/x
  3. Step 3: Cross multiply
    124,565.09x = 186,995.61 × 98,288.69
  4. Step 4: Simplify right side
    124,565.09x = 18,379,553,542.65
  5. Step 5: Solve for x
    x = 18,379,553,542.65/124,565.09
  6. Step 6: Final answer
    x = 147,549.80

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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.