Home / 86,587.20-119,491.92-48,854.16

Finding the Fourth Proportional to 86,587.20, 119,491.92 and 48,854.16

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Solution

The fourth proportional to 86,587.20, 119,491.92 and 48,854.16 is: 67,419.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,587.20 : 119,491.92 = 48,854.16 : x
  2. Step 2: Convert to fraction form
    86,587.20/119,491.92 = 48,854.16/x
  3. Step 3: Cross multiply
    86,587.20x = 119,491.92 × 48,854.16
  4. Step 4: Simplify right side
    86,587.20x = 5,837,677,378.39
  5. Step 5: Solve for x
    x = 5,837,677,378.39/86,587.20
  6. Step 6: Final answer
    x = 67,419.63

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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.