Home / 118,247.85-163,180.71-64,535.13

Finding the Fourth Proportional to 118,247.85, 163,180.71 and 64,535.13

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Solution

The fourth proportional to 118,247.85, 163,180.71 and 64,535.13 is: 89,057.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,247.85 : 163,180.71 = 64,535.13 : x
  2. Step 2: Convert to fraction form
    118,247.85/163,180.71 = 64,535.13/x
  3. Step 3: Cross multiply
    118,247.85x = 163,180.71 × 64,535.13
  4. Step 4: Simplify right side
    118,247.85x = 10,530,888,333.34
  5. Step 5: Solve for x
    x = 10,530,888,333.34/118,247.85
  6. Step 6: Final answer
    x = 89,057.76

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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.