Home / 239,530.92-359,192.52-127,186.80

Finding the Fourth Proportional to 239,530.92, 359,192.52 and 127,186.80

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Solution

The fourth proportional to 239,530.92, 359,192.52 and 127,186.80 is: 190,725.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,530.92 : 359,192.52 = 127,186.80 : x
  2. Step 2: Convert to fraction form
    239,530.92/359,192.52 = 127,186.80/x
  3. Step 3: Cross multiply
    239,530.92x = 359,192.52 × 127,186.80
  4. Step 4: Simplify right side
    239,530.92x = 45,684,547,202.74
  5. Step 5: Solve for x
    x = 45,684,547,202.74/239,530.92
  6. Step 6: Final answer
    x = 190,725.05

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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.