Home / 124,389.59-186,451.34-70,966.44

Finding the Fourth Proportional to 124,389.59, 186,451.34 and 70,966.44

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Solution

The fourth proportional to 124,389.59, 186,451.34 and 70,966.44 is: 106,373.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,389.59 : 186,451.34 = 70,966.44 : x
  2. Step 2: Convert to fraction form
    124,389.59/186,451.34 = 70,966.44/x
  3. Step 3: Cross multiply
    124,389.59x = 186,451.34 × 70,966.44
  4. Step 4: Simplify right side
    124,389.59x = 13,231,787,478.20
  5. Step 5: Solve for x
    x = 13,231,787,478.20/124,389.59
  6. Step 6: Final answer
    x = 106,373.76

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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.