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Finding the Fourth Proportional to 199,335.80, 299,061.30 and 59,097.80

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Solution

The fourth proportional to 199,335.80, 299,061.30 and 59,097.80 is: 88,663.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,335.80 : 299,061.30 = 59,097.80 : x
  2. Step 2: Convert to fraction form
    199,335.80/299,061.30 = 59,097.80/x
  3. Step 3: Cross multiply
    199,335.80x = 299,061.30 × 59,097.80
  4. Step 4: Simplify right side
    199,335.80x = 17,673,864,895.14
  5. Step 5: Solve for x
    x = 17,673,864,895.14/199,335.80
  6. Step 6: Final answer
    x = 88,663.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.