Home / 118,012.24-177,049.92-51,457.76

Finding the Fourth Proportional to 118,012.24, 177,049.92 and 51,457.76

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Solution

The fourth proportional to 118,012.24, 177,049.92 and 51,457.76 is: 77,200.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,012.24 : 177,049.92 = 51,457.76 : x
  2. Step 2: Convert to fraction form
    118,012.24/177,049.92 = 51,457.76/x
  3. Step 3: Cross multiply
    118,012.24x = 177,049.92 × 51,457.76
  4. Step 4: Simplify right side
    118,012.24x = 9,110,592,291.38
  5. Step 5: Solve for x
    x = 9,110,592,291.38/118,012.24
  6. Step 6: Final answer
    x = 77,200.40

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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.