Home / 94,724.60-142,202.10-71,166.20

Finding the Fourth Proportional to 94,724.60, 142,202.10 and 71,166.20

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Solution

The fourth proportional to 94,724.60, 142,202.10 and 71,166.20 is: 106,835.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,724.60 : 142,202.10 = 71,166.20 : x
  2. Step 2: Convert to fraction form
    94,724.60/142,202.10 = 71,166.20/x
  3. Step 3: Cross multiply
    94,724.60x = 142,202.10 × 71,166.20
  4. Step 4: Simplify right side
    94,724.60x = 10,119,983,089.02
  5. Step 5: Solve for x
    x = 10,119,983,089.02/94,724.60
  6. Step 6: Final answer
    x = 106,835.85

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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.