Home / 170,865.90-256,274.55-58,551.30

Finding the Fourth Proportional to 170,865.90, 256,274.55 and 58,551.30

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Solution

The fourth proportional to 170,865.90, 256,274.55 and 58,551.30 is: 87,818.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,865.90 : 256,274.55 = 58,551.30 : x
  2. Step 2: Convert to fraction form
    170,865.90/256,274.55 = 58,551.30/x
  3. Step 3: Cross multiply
    170,865.90x = 256,274.55 × 58,551.30
  4. Step 4: Simplify right side
    170,865.90x = 15,005,208,059.42
  5. Step 5: Solve for x
    x = 15,005,208,059.42/170,865.90
  6. Step 6: Final answer
    x = 87,818.62

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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.