Home / 106,750.32-160,225.80-54,197.52

Finding the Fourth Proportional to 106,750.32, 160,225.80 and 54,197.52

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Solution

The fourth proportional to 106,750.32, 160,225.80 and 54,197.52 is: 81,347.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,750.32 : 160,225.80 = 54,197.52 : x
  2. Step 2: Convert to fraction form
    106,750.32/160,225.80 = 54,197.52/x
  3. Step 3: Cross multiply
    106,750.32x = 160,225.80 × 54,197.52
  4. Step 4: Simplify right side
    106,750.32x = 8,683,841,000.02
  5. Step 5: Solve for x
    x = 8,683,841,000.02/106,750.32
  6. Step 6: Final answer
    x = 81,347.21

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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.