Home / 127,248.75-175,610.57-70,663.77

Finding the Fourth Proportional to 127,248.75, 175,610.57 and 70,663.77

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Solution

The fourth proportional to 127,248.75, 175,610.57 and 70,663.77 is: 97,520.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,248.75 : 175,610.57 = 70,663.77 : x
  2. Step 2: Convert to fraction form
    127,248.75/175,610.57 = 70,663.77/x
  3. Step 3: Cross multiply
    127,248.75x = 175,610.57 × 70,663.77
  4. Step 4: Simplify right side
    127,248.75x = 12,409,304,574.73
  5. Step 5: Solve for x
    x = 12,409,304,574.73/127,248.75
  6. Step 6: Final answer
    x = 97,520.05

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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.