Home / 123,812.10-185,696.55-44,885.70

Finding the Fourth Proportional to 123,812.10, 185,696.55 and 44,885.70

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Solution

The fourth proportional to 123,812.10, 185,696.55 and 44,885.70 is: 67,320.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,812.10 : 185,696.55 = 44,885.70 : x
  2. Step 2: Convert to fraction form
    123,812.10/185,696.55 = 44,885.70/x
  3. Step 3: Cross multiply
    123,812.10x = 185,696.55 × 44,885.70
  4. Step 4: Simplify right side
    123,812.10x = 8,335,119,634.34
  5. Step 5: Solve for x
    x = 8,335,119,634.34/123,812.10
  6. Step 6: Final answer
    x = 67,320.72

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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.