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Finding the Fourth Proportional to 182,340.66, 251,642.76 and 101,783.88

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Solution

The fourth proportional to 182,340.66, 251,642.76 and 101,783.88 is: 140,468.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,340.66 : 251,642.76 = 101,783.88 : x
  2. Step 2: Convert to fraction form
    182,340.66/251,642.76 = 101,783.88/x
  3. Step 3: Cross multiply
    182,340.66x = 251,642.76 × 101,783.88
  4. Step 4: Simplify right side
    182,340.66x = 25,613,176,486.71
  5. Step 5: Solve for x
    x = 25,613,176,486.71/182,340.66
  6. Step 6: Final answer
    x = 140,468.82

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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.