Home / 62,909.20-86,815.56-34,616.08

Finding the Fourth Proportional to 62,909.20, 86,815.56 and 34,616.08

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Solution

The fourth proportional to 62,909.20, 86,815.56 and 34,616.08 is: 47,770.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,909.20 : 86,815.56 = 34,616.08 : x
  2. Step 2: Convert to fraction form
    62,909.20/86,815.56 = 34,616.08/x
  3. Step 3: Cross multiply
    62,909.20x = 86,815.56 × 34,616.08
  4. Step 4: Simplify right side
    62,909.20x = 3,005,214,370.20
  5. Step 5: Solve for x
    x = 3,005,214,370.20/62,909.20
  6. Step 6: Final answer
    x = 47,770.67

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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.