Home / 176,049.18-242,943.30-100,597.68

Finding the Fourth Proportional to 176,049.18, 242,943.30 and 100,597.68

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Solution

The fourth proportional to 176,049.18, 242,943.30 and 100,597.68 is: 138,822.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,049.18 : 242,943.30 = 100,597.68 : x
  2. Step 2: Convert to fraction form
    176,049.18/242,943.30 = 100,597.68/x
  3. Step 3: Cross multiply
    176,049.18x = 242,943.30 × 100,597.68
  4. Step 4: Simplify right side
    176,049.18x = 24,439,532,351.54
  5. Step 5: Solve for x
    x = 24,439,532,351.54/176,049.18
  6. Step 6: Final answer
    x = 138,822.19

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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.