Home / 116,909.28-175,421.52-54,584.16

Finding the Fourth Proportional to 116,909.28, 175,421.52 and 54,584.16

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Solution

The fourth proportional to 116,909.28, 175,421.52 and 54,584.16 is: 81,903.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,909.28 : 175,421.52 = 54,584.16 : x
  2. Step 2: Convert to fraction form
    116,909.28/175,421.52 = 54,584.16/x
  3. Step 3: Cross multiply
    116,909.28x = 175,421.52 × 54,584.16
  4. Step 4: Simplify right side
    116,909.28x = 9,575,236,315.12
  5. Step 5: Solve for x
    x = 9,575,236,315.12/116,909.28
  6. Step 6: Final answer
    x = 81,903.13

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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.