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Finding the Fourth Proportional to 235,379.52, 352,870.40 and 102,159.04

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Solution

The fourth proportional to 235,379.52, 352,870.40 and 102,159.04 is: 153,152.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,379.52 : 352,870.40 = 102,159.04 : x
  2. Step 2: Convert to fraction form
    235,379.52/352,870.40 = 102,159.04/x
  3. Step 3: Cross multiply
    235,379.52x = 352,870.40 × 102,159.04
  4. Step 4: Simplify right side
    235,379.52x = 36,048,901,308.42
  5. Step 5: Solve for x
    x = 36,048,901,308.42/235,379.52
  6. Step 6: Final answer
    x = 153,152.24

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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.