Home / 78,600.27-108,458.96-44,612.67

Finding the Fourth Proportional to 78,600.27, 108,458.96 and 44,612.67

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Solution

The fourth proportional to 78,600.27, 108,458.96 and 44,612.67 is: 61,560.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,600.27 : 108,458.96 = 44,612.67 : x
  2. Step 2: Convert to fraction form
    78,600.27/108,458.96 = 44,612.67/x
  3. Step 3: Cross multiply
    78,600.27x = 108,458.96 × 44,612.67
  4. Step 4: Simplify right side
    78,600.27x = 4,838,643,567.96
  5. Step 5: Solve for x
    x = 4,838,643,567.96/78,600.27
  6. Step 6: Final answer
    x = 61,560.14

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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.