Home / 116,352.20-174,528.30-86,827.70

Finding the Fourth Proportional to 116,352.20, 174,528.30 and 86,827.70

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Solution

The fourth proportional to 116,352.20, 174,528.30 and 86,827.70 is: 130,241.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,352.20 : 174,528.30 = 86,827.70 : x
  2. Step 2: Convert to fraction form
    116,352.20/174,528.30 = 86,827.70/x
  3. Step 3: Cross multiply
    116,352.20x = 174,528.30 × 86,827.70
  4. Step 4: Simplify right side
    116,352.20x = 15,153,890,873.91
  5. Step 5: Solve for x
    x = 15,153,890,873.91/116,352.20
  6. Step 6: Final answer
    x = 130,241.55

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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.