Home / 124,186.92-186,261.54-45,301.22

Finding the Fourth Proportional to 124,186.92, 186,261.54 and 45,301.22

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Solution

The fourth proportional to 124,186.92, 186,261.54 and 45,301.22 is: 67,944.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,186.92 : 186,261.54 = 45,301.22 : x
  2. Step 2: Convert to fraction form
    124,186.92/186,261.54 = 45,301.22/x
  3. Step 3: Cross multiply
    124,186.92x = 186,261.54 × 45,301.22
  4. Step 4: Simplify right side
    124,186.92x = 8,437,875,001.08
  5. Step 5: Solve for x
    x = 8,437,875,001.08/124,186.92
  6. Step 6: Final answer
    x = 67,944.96

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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.