Home / 47,230.19-65,158.10-28,106.14

Finding the Fourth Proportional to 47,230.19, 65,158.10 and 28,106.14

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Solution

The fourth proportional to 47,230.19, 65,158.10 and 28,106.14 is: 38,774.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,230.19 : 65,158.10 = 28,106.14 : x
  2. Step 2: Convert to fraction form
    47,230.19/65,158.10 = 28,106.14/x
  3. Step 3: Cross multiply
    47,230.19x = 65,158.10 × 28,106.14
  4. Step 4: Simplify right side
    47,230.19x = 1,831,342,680.73
  5. Step 5: Solve for x
    x = 1,831,342,680.73/47,230.19
  6. Step 6: Final answer
    x = 38,774.83

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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.