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Finding the Fourth Proportional to 153,155.39, 229,733.13 and 63,196.79

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Solution

The fourth proportional to 153,155.39, 229,733.13 and 63,196.79 is: 94,795.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,155.39 : 229,733.13 = 63,196.79 : x
  2. Step 2: Convert to fraction form
    153,155.39/229,733.13 = 63,196.79/x
  3. Step 3: Cross multiply
    153,155.39x = 229,733.13 × 63,196.79
  4. Step 4: Simplify right side
    153,155.39x = 14,518,396,322.47
  5. Step 5: Solve for x
    x = 14,518,396,322.47/153,155.39
  6. Step 6: Final answer
    x = 94,795.20

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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.