Home / 71,799.90-107,465.05-52,819.48

Finding the Fourth Proportional to 71,799.90, 107,465.05 and 52,819.48

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Solution

The fourth proportional to 71,799.90, 107,465.05 and 52,819.48 is: 79,056.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,799.90 : 107,465.05 = 52,819.48 : x
  2. Step 2: Convert to fraction form
    71,799.90/107,465.05 = 52,819.48/x
  3. Step 3: Cross multiply
    71,799.90x = 107,465.05 × 52,819.48
  4. Step 4: Simplify right side
    71,799.90x = 5,676,248,059.17
  5. Step 5: Solve for x
    x = 5,676,248,059.17/71,799.90
  6. Step 6: Final answer
    x = 79,056.49

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1.5x scale

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.