Home / 205,657.92-308,276.80-116,723.52

Finding the Fourth Proportional to 205,657.92, 308,276.80 and 116,723.52

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Solution

The fourth proportional to 205,657.92, 308,276.80 and 116,723.52 is: 174,966.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,657.92 : 308,276.80 = 116,723.52 : x
  2. Step 2: Convert to fraction form
    205,657.92/308,276.80 = 116,723.52/x
  3. Step 3: Cross multiply
    205,657.92x = 308,276.80 × 116,723.52
  4. Step 4: Simplify right side
    205,657.92x = 35,983,153,230.34
  5. Step 5: Solve for x
    x = 35,983,153,230.34/205,657.92
  6. Step 6: Final answer
    x = 174,966.05

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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.