Home / 127,524.15-175,987.53-70,170.03

Finding the Fourth Proportional to 127,524.15, 175,987.53 and 70,170.03

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Solution

The fourth proportional to 127,524.15, 175,987.53 and 70,170.03 is: 96,836.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,524.15 : 175,987.53 = 70,170.03 : x
  2. Step 2: Convert to fraction form
    127,524.15/175,987.53 = 70,170.03/x
  3. Step 3: Cross multiply
    127,524.15x = 175,987.53 × 70,170.03
  4. Step 4: Simplify right side
    127,524.15x = 12,349,050,259.73
  5. Step 5: Solve for x
    x = 12,349,050,259.73/127,524.15
  6. Step 6: Final answer
    x = 96,836.95

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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.