Home / 124,348.13-186,376.09-57,647.87

Finding the Fourth Proportional to 124,348.13, 186,376.09 and 57,647.87

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Solution

The fourth proportional to 124,348.13, 186,376.09 and 57,647.87 is: 86,404.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,348.13 : 186,376.09 = 57,647.87 : x
  2. Step 2: Convert to fraction form
    124,348.13/186,376.09 = 57,647.87/x
  3. Step 3: Cross multiply
    124,348.13x = 186,376.09 × 57,647.87
  4. Step 4: Simplify right side
    124,348.13x = 10,744,184,319.19
  5. Step 5: Solve for x
    x = 10,744,184,319.19/124,348.13
  6. Step 6: Final answer
    x = 86,404.07

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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.