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Finding the Fourth Proportional to 235,087.20, 352,630.80 and 57,595.95

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Solution

The fourth proportional to 235,087.20, 352,630.80 and 57,595.95 is: 86,393.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,087.20 : 352,630.80 = 57,595.95 : x
  2. Step 2: Convert to fraction form
    235,087.20/352,630.80 = 57,595.95/x
  3. Step 3: Cross multiply
    235,087.20x = 352,630.80 × 57,595.95
  4. Step 4: Simplify right side
    235,087.20x = 20,310,105,925.26
  5. Step 5: Solve for x
    x = 20,310,105,925.26/235,087.20
  6. Step 6: Final answer
    x = 86,393.93

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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.