Home / 170,217.30-255,325.95-45,558.30

Finding the Fourth Proportional to 170,217.30, 255,325.95 and 45,558.30

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Solution

The fourth proportional to 170,217.30, 255,325.95 and 45,558.30 is: 68,337.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,217.30 : 255,325.95 = 45,558.30 : x
  2. Step 2: Convert to fraction form
    170,217.30/255,325.95 = 45,558.30/x
  3. Step 3: Cross multiply
    170,217.30x = 255,325.95 × 45,558.30
  4. Step 4: Simplify right side
    170,217.30x = 11,632,216,227.89
  5. Step 5: Solve for x
    x = 11,632,216,227.89/170,217.30
  6. Step 6: Final answer
    x = 68,337.45

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1.5x scale

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.