Home / 535,687.04-803,524.80-130,882.88

Finding the Fourth Proportional to 535,687.04, 803,524.80 and 130,882.88

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Solution

The fourth proportional to 535,687.04, 803,524.80 and 130,882.88 is: 196,322.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,687.04 : 803,524.80 = 130,882.88 : x
  2. Step 2: Convert to fraction form
    535,687.04/803,524.80 = 130,882.88/x
  3. Step 3: Cross multiply
    535,687.04x = 803,524.80 × 130,882.88
  4. Step 4: Simplify right side
    535,687.04x = 105,167,639,975.42
  5. Step 5: Solve for x
    x = 105,167,639,975.42/535,687.04
  6. Step 6: Final answer
    x = 196,322.91

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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.