Home / 86,498.08-119,369.16-48,765.04

Finding the Fourth Proportional to 86,498.08, 119,369.16 and 48,765.04

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Solution

The fourth proportional to 86,498.08, 119,369.16 and 48,765.04 is: 67,296.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,498.08 : 119,369.16 = 48,765.04 : x
  2. Step 2: Convert to fraction form
    86,498.08/119,369.16 = 48,765.04/x
  3. Step 3: Cross multiply
    86,498.08x = 119,369.16 × 48,765.04
  4. Step 4: Simplify right side
    86,498.08x = 5,821,041,862.17
  5. Step 5: Solve for x
    x = 5,821,041,862.17/86,498.08
  6. Step 6: Final answer
    x = 67,296.78

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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.