Home / 173,721.55-239,724.65-97,227.76

Finding the Fourth Proportional to 173,721.55, 239,724.65 and 97,227.76

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Solution

The fourth proportional to 173,721.55, 239,724.65 and 97,227.76 is: 134,168.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,721.55 : 239,724.65 = 97,227.76 : x
  2. Step 2: Convert to fraction form
    173,721.55/239,724.65 = 97,227.76/x
  3. Step 3: Cross multiply
    173,721.55x = 239,724.65 × 97,227.76
  4. Step 4: Simplify right side
    173,721.55x = 23,307,890,736.28
  5. Step 5: Solve for x
    x = 23,307,890,736.28/173,721.55
  6. Step 6: Final answer
    x = 134,168.10

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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.