Home / 161,458.80-242,332.20-94,815.60

Finding the Fourth Proportional to 161,458.80, 242,332.20 and 94,815.60

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Solution

The fourth proportional to 161,458.80, 242,332.20 and 94,815.60 is: 142,307.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,458.80 : 242,332.20 = 94,815.60 : x
  2. Step 2: Convert to fraction form
    161,458.80/242,332.20 = 94,815.60/x
  3. Step 3: Cross multiply
    161,458.80x = 242,332.20 × 94,815.60
  4. Step 4: Simplify right side
    161,458.80x = 22,976,872,942.32
  5. Step 5: Solve for x
    x = 22,976,872,942.32/161,458.80
  6. Step 6: Final answer
    x = 142,307.96

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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.