Home / 124,719.06-187,097.12-45,827.13

Finding the Fourth Proportional to 124,719.06, 187,097.12 and 45,827.13

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Solution

The fourth proportional to 124,719.06, 187,097.12 and 45,827.13 is: 68,747.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,719.06 : 187,097.12 = 45,827.13 : x
  2. Step 2: Convert to fraction form
    124,719.06/187,097.12 = 45,827.13/x
  3. Step 3: Cross multiply
    124,719.06x = 187,097.12 × 45,827.13
  4. Step 4: Simplify right side
    124,719.06x = 8,574,123,811.73
  5. Step 5: Solve for x
    x = 8,574,123,811.73/124,719.06
  6. Step 6: Final answer
    x = 68,747.50

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1.5x scale

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.