Home / 78,545.34-108,392.04-44,560.44

Finding the Fourth Proportional to 78,545.34, 108,392.04 and 44,560.44

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Solution

The fourth proportional to 78,545.34, 108,392.04 and 44,560.44 is: 61,493.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,545.34 : 108,392.04 = 44,560.44 : x
  2. Step 2: Convert to fraction form
    78,545.34/108,392.04 = 44,560.44/x
  3. Step 3: Cross multiply
    78,545.34x = 108,392.04 × 44,560.44
  4. Step 4: Simplify right side
    78,545.34x = 4,829,996,994.90
  5. Step 5: Solve for x
    x = 4,829,996,994.90/78,545.34
  6. Step 6: Final answer
    x = 61,493.11

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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.