Home / 179,707.70-247,995.92-99,140.24

Finding the Fourth Proportional to 179,707.70, 247,995.92 and 99,140.24

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Solution

The fourth proportional to 179,707.70, 247,995.92 and 99,140.24 is: 136,813.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,707.70 : 247,995.92 = 99,140.24 : x
  2. Step 2: Convert to fraction form
    179,707.70/247,995.92 = 99,140.24/x
  3. Step 3: Cross multiply
    179,707.70x = 247,995.92 × 99,140.24
  4. Step 4: Simplify right side
    179,707.70x = 24,586,373,292.14
  5. Step 5: Solve for x
    x = 24,586,373,292.14/179,707.70
  6. Step 6: Final answer
    x = 136,813.14

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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.