Home / 247,931.01-342,137.61-140,510.97

Finding the Fourth Proportional to 247,931.01, 342,137.61 and 140,510.97

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Solution

The fourth proportional to 247,931.01, 342,137.61 and 140,510.97 is: 193,901.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,931.01 : 342,137.61 = 140,510.97 : x
  2. Step 2: Convert to fraction form
    247,931.01/342,137.61 = 140,510.97/x
  3. Step 3: Cross multiply
    247,931.01x = 342,137.61 × 140,510.97
  4. Step 4: Simplify right side
    247,931.01x = 48,074,087,454.58
  5. Step 5: Solve for x
    x = 48,074,087,454.58/247,931.01
  6. Step 6: Final answer
    x = 193,901.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.