Home / 112,259.66-167,877.96-83,816.52

Finding the Fourth Proportional to 112,259.66, 167,877.96 and 83,816.52

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Solution

The fourth proportional to 112,259.66, 167,877.96 and 83,816.52 is: 125,342.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,259.66 : 167,877.96 = 83,816.52 : x
  2. Step 2: Convert to fraction form
    112,259.66/167,877.96 = 83,816.52/x
  3. Step 3: Cross multiply
    112,259.66x = 167,877.96 × 83,816.52
  4. Step 4: Simplify right side
    112,259.66x = 14,070,946,391.90
  5. Step 5: Solve for x
    x = 14,070,946,391.90/112,259.66
  6. Step 6: Final answer
    x = 125,342.86

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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.