Home / 253,841.28-350,303.04-140,665.92

Finding the Fourth Proportional to 253,841.28, 350,303.04 and 140,665.92

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Solution

The fourth proportional to 253,841.28, 350,303.04 and 140,665.92 is: 194,120.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,841.28 : 350,303.04 = 140,665.92 : x
  2. Step 2: Convert to fraction form
    253,841.28/350,303.04 = 140,665.92/x
  3. Step 3: Cross multiply
    253,841.28x = 350,303.04 × 140,665.92
  4. Step 4: Simplify right side
    253,841.28x = 49,275,699,400.40
  5. Step 5: Solve for x
    x = 49,275,699,400.40/253,841.28
  6. Step 6: Final answer
    x = 194,120.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.