Home / 124,210.73-186,319.15-45,324.93

Finding the Fourth Proportional to 124,210.73, 186,319.15 and 45,324.93

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Solution

The fourth proportional to 124,210.73, 186,319.15 and 45,324.93 is: 67,988.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,210.73 : 186,319.15 = 45,324.93 : x
  2. Step 2: Convert to fraction form
    124,210.73/186,319.15 = 45,324.93/x
  3. Step 3: Cross multiply
    124,210.73x = 186,319.15 × 45,324.93
  4. Step 4: Simplify right side
    124,210.73x = 8,444,902,204.78
  5. Step 5: Solve for x
    x = 8,444,902,204.78/124,210.73
  6. Step 6: Final answer
    x = 67,988.51

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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.