Home / 47,346.15-65,310.14-30,344.35

Finding the Fourth Proportional to 47,346.15, 65,310.14 and 30,344.35

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Solution

The fourth proportional to 47,346.15, 65,310.14 and 30,344.35 is: 41,857.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,346.15 : 65,310.14 = 30,344.35 : x
  2. Step 2: Convert to fraction form
    47,346.15/65,310.14 = 30,344.35/x
  3. Step 3: Cross multiply
    47,346.15x = 65,310.14 × 30,344.35
  4. Step 4: Simplify right side
    47,346.15x = 1,981,793,746.71
  5. Step 5: Solve for x
    x = 1,981,793,746.71/47,346.15
  6. Step 6: Final answer
    x = 41,857.55

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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.