Home / 179,288.13-247,417.62-99,800.13

Finding the Fourth Proportional to 179,288.13, 247,417.62 and 99,800.13

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Solution

The fourth proportional to 179,288.13, 247,417.62 and 99,800.13 is: 137,724.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,288.13 : 247,417.62 = 99,800.13 : x
  2. Step 2: Convert to fraction form
    179,288.13/247,417.62 = 99,800.13/x
  3. Step 3: Cross multiply
    179,288.13x = 247,417.62 × 99,800.13
  4. Step 4: Simplify right side
    179,288.13x = 24,692,310,640.29
  5. Step 5: Solve for x
    x = 24,692,310,640.29/179,288.13
  6. Step 6: Final answer
    x = 137,724.18

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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.