Home / 361,386.18-542,080.46-91,514.17

Finding the Fourth Proportional to 361,386.18, 542,080.46 and 91,514.17

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Solution

The fourth proportional to 361,386.18, 542,080.46 and 91,514.17 is: 137,271.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,386.18 : 542,080.46 = 91,514.17 : x
  2. Step 2: Convert to fraction form
    361,386.18/542,080.46 = 91,514.17/x
  3. Step 3: Cross multiply
    361,386.18x = 542,080.46 × 91,514.17
  4. Step 4: Simplify right side
    361,386.18x = 49,608,043,370.12
  5. Step 5: Solve for x
    x = 49,608,043,370.12/361,386.18
  6. Step 6: Final answer
    x = 137,271.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.