Home / 84,272.76-126,409.08-25,106.91

Finding the Fourth Proportional to 84,272.76, 126,409.08 and 25,106.91

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Solution

The fourth proportional to 84,272.76, 126,409.08 and 25,106.91 is: 37,660.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,272.76 : 126,409.08 = 25,106.91 : x
  2. Step 2: Convert to fraction form
    84,272.76/126,409.08 = 25,106.91/x
  3. Step 3: Cross multiply
    84,272.76x = 126,409.08 × 25,106.91
  4. Step 4: Simplify right side
    84,272.76x = 3,173,741,394.74
  5. Step 5: Solve for x
    x = 3,173,741,394.74/84,272.76
  6. Step 6: Final answer
    x = 37,660.35

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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.