Home / 179,614.85-247,870.20-99,045.23

Finding the Fourth Proportional to 179,614.85, 247,870.20 and 99,045.23

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Solution

The fourth proportional to 179,614.85, 247,870.20 and 99,045.23 is: 136,683.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,614.85 : 247,870.20 = 99,045.23 : x
  2. Step 2: Convert to fraction form
    179,614.85/247,870.20 = 99,045.23/x
  3. Step 3: Cross multiply
    179,614.85x = 247,870.20 × 99,045.23
  4. Step 4: Simplify right side
    179,614.85x = 24,550,359,729.80
  5. Step 5: Solve for x
    x = 24,550,359,729.80/179,614.85
  6. Step 6: Final answer
    x = 136,683.36

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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.