Home / 83,036.61-124,556.28-26,108.75

Finding the Fourth Proportional to 83,036.61, 124,556.28 and 26,108.75

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Solution

The fourth proportional to 83,036.61, 124,556.28 and 26,108.75 is: 39,163.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,036.61 : 124,556.28 = 26,108.75 : x
  2. Step 2: Convert to fraction form
    83,036.61/124,556.28 = 26,108.75/x
  3. Step 3: Cross multiply
    83,036.61x = 124,556.28 × 26,108.75
  4. Step 4: Simplify right side
    83,036.61x = 3,252,008,152.67
  5. Step 5: Solve for x
    x = 3,252,008,152.67/83,036.61
  6. Step 6: Final answer
    x = 39,163.55

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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.