Home / 117,562.40-162,237.06-63,847.80

Finding the Fourth Proportional to 117,562.40, 162,237.06 and 63,847.80

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Solution

The fourth proportional to 117,562.40, 162,237.06 and 63,847.80 is: 88,110.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,562.40 : 162,237.06 = 63,847.80 : x
  2. Step 2: Convert to fraction form
    117,562.40/162,237.06 = 63,847.80/x
  3. Step 3: Cross multiply
    117,562.40x = 162,237.06 × 63,847.80
  4. Step 4: Simplify right side
    117,562.40x = 10,358,479,359.47
  5. Step 5: Solve for x
    x = 10,358,479,359.47/117,562.40
  6. Step 6: Final answer
    x = 88,110.48

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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.