Home / 107,516.16-161,223.84-57,587.04

Finding the Fourth Proportional to 107,516.16, 161,223.84 and 57,587.04

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Solution

The fourth proportional to 107,516.16, 161,223.84 and 57,587.04 is: 86,353.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,516.16 : 161,223.84 = 57,587.04 : x
  2. Step 2: Convert to fraction form
    107,516.16/161,223.84 = 57,587.04/x
  3. Step 3: Cross multiply
    107,516.16x = 161,223.84 × 57,587.04
  4. Step 4: Simplify right side
    107,516.16x = 9,284,403,723.03
  5. Step 5: Solve for x
    x = 9,284,403,723.03/107,516.16
  6. Step 6: Final answer
    x = 86,353.57

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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.