Home / 115,557.40-173,336.10-97,842.70

Finding the Fourth Proportional to 115,557.40, 173,336.10 and 97,842.70

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Solution

The fourth proportional to 115,557.40, 173,336.10 and 97,842.70 is: 146,764.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,557.40 : 173,336.10 = 97,842.70 : x
  2. Step 2: Convert to fraction form
    115,557.40/173,336.10 = 97,842.70/x
  3. Step 3: Cross multiply
    115,557.40x = 173,336.10 × 97,842.70
  4. Step 4: Simplify right side
    115,557.40x = 16,959,672,031.47
  5. Step 5: Solve for x
    x = 16,959,672,031.47/115,557.40
  6. Step 6: Final answer
    x = 146,764.05

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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.