Home / 118,220.70-177,331.05-48,150.30

Finding the Fourth Proportional to 118,220.70, 177,331.05 and 48,150.30

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Solution

The fourth proportional to 118,220.70, 177,331.05 and 48,150.30 is: 72,225.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,220.70 : 177,331.05 = 48,150.30 : x
  2. Step 2: Convert to fraction form
    118,220.70/177,331.05 = 48,150.30/x
  3. Step 3: Cross multiply
    118,220.70x = 177,331.05 × 48,150.30
  4. Step 4: Simplify right side
    118,220.70x = 8,538,543,256.82
  5. Step 5: Solve for x
    x = 8,538,543,256.82/118,220.70
  6. Step 6: Final answer
    x = 72,225.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.