Home / 86,062.08-118,752.75-48,329.04

Finding the Fourth Proportional to 86,062.08, 118,752.75 and 48,329.04

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Solution

The fourth proportional to 86,062.08, 118,752.75 and 48,329.04 is: 66,686.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,062.08 : 118,752.75 = 48,329.04 : x
  2. Step 2: Convert to fraction form
    86,062.08/118,752.75 = 48,329.04/x
  3. Step 3: Cross multiply
    86,062.08x = 118,752.75 × 48,329.04
  4. Step 4: Simplify right side
    86,062.08x = 5,739,206,404.86
  5. Step 5: Solve for x
    x = 5,739,206,404.86/86,062.08
  6. Step 6: Final answer
    x = 66,686.82

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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.