Home / 84,555.95-126,853.36-25,392.74

Finding the Fourth Proportional to 84,555.95, 126,853.36 and 25,392.74

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Solution

The fourth proportional to 84,555.95, 126,853.36 and 25,392.74 is: 38,094.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,555.95 : 126,853.36 = 25,392.74 : x
  2. Step 2: Convert to fraction form
    84,555.95/126,853.36 = 25,392.74/x
  3. Step 3: Cross multiply
    84,555.95x = 126,853.36 × 25,392.74
  4. Step 4: Simplify right side
    84,555.95x = 3,221,153,690.86
  5. Step 5: Solve for x
    x = 3,221,153,690.86/84,555.95
  6. Step 6: Final answer
    x = 38,094.94

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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.