Home / 71,154.90-106,211.34-62,747.64

Finding the Fourth Proportional to 71,154.90, 106,211.34 and 62,747.64

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Solution

The fourth proportional to 71,154.90, 106,211.34 and 62,747.64 is: 93,662.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,154.90 : 106,211.34 = 62,747.64 : x
  2. Step 2: Convert to fraction form
    71,154.90/106,211.34 = 62,747.64/x
  3. Step 3: Cross multiply
    71,154.90x = 106,211.34 × 62,747.64
  4. Step 4: Simplify right side
    71,154.90x = 6,664,510,926.24
  5. Step 5: Solve for x
    x = 6,664,510,926.24/71,154.90
  6. Step 6: Final answer
    x = 93,662.01

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.