Home / 127,057.42-175,334.79-70,474.06

Finding the Fourth Proportional to 127,057.42, 175,334.79 and 70,474.06

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Solution

The fourth proportional to 127,057.42, 175,334.79 and 70,474.06 is: 97,251.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,057.42 : 175,334.79 = 70,474.06 : x
  2. Step 2: Convert to fraction form
    127,057.42/175,334.79 = 70,474.06/x
  3. Step 3: Cross multiply
    127,057.42x = 175,334.79 × 70,474.06
  4. Step 4: Simplify right side
    127,057.42x = 12,356,554,510.55
  5. Step 5: Solve for x
    x = 12,356,554,510.55/127,057.42
  6. Step 6: Final answer
    x = 97,251.73

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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.