Home / 107,502.16-148,340.29-63,887.92

Finding the Fourth Proportional to 107,502.16, 148,340.29 and 63,887.92

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Solution

The fourth proportional to 107,502.16, 148,340.29 and 63,887.92 is: 88,157.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,502.16 : 148,340.29 = 63,887.92 : x
  2. Step 2: Convert to fraction form
    107,502.16/148,340.29 = 63,887.92/x
  3. Step 3: Cross multiply
    107,502.16x = 148,340.29 × 63,887.92
  4. Step 4: Simplify right side
    107,502.16x = 9,477,152,580.30
  5. Step 5: Solve for x
    x = 9,477,152,580.30/107,502.16
  6. Step 6: Final answer
    x = 88,157.79

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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.