Home / 173,197.76-239,000.28-100,567.46

Finding the Fourth Proportional to 173,197.76, 239,000.28 and 100,567.46

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Solution

The fourth proportional to 173,197.76, 239,000.28 and 100,567.46 is: 138,775.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,197.76 : 239,000.28 = 100,567.46 : x
  2. Step 2: Convert to fraction form
    173,197.76/239,000.28 = 100,567.46/x
  3. Step 3: Cross multiply
    173,197.76x = 239,000.28 × 100,567.46
  4. Step 4: Simplify right side
    173,197.76x = 24,035,651,098.89
  5. Step 5: Solve for x
    x = 24,035,651,098.89/173,197.76
  6. Step 6: Final answer
    x = 138,775.76

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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.