Home / 170,854.20-256,285.35-52,526.61

Finding the Fourth Proportional to 170,854.20, 256,285.35 and 52,526.61

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Solution

The fourth proportional to 170,854.20, 256,285.35 and 52,526.61 is: 78,791.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,854.20 : 256,285.35 = 52,526.61 : x
  2. Step 2: Convert to fraction form
    170,854.20/256,285.35 = 52,526.61/x
  3. Step 3: Cross multiply
    170,854.20x = 256,285.35 × 52,526.61
  4. Step 4: Simplify right side
    170,854.20x = 13,461,800,628.16
  5. Step 5: Solve for x
    x = 13,461,800,628.16/170,854.20
  6. Step 6: Final answer
    x = 78,791.16

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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.