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Finding the Fourth Proportional to 62,101.85, 85,698.15 and 35,242.76

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Solution

The fourth proportional to 62,101.85, 85,698.15 and 35,242.76 is: 48,633.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,101.85 : 85,698.15 = 35,242.76 : x
  2. Step 2: Convert to fraction form
    62,101.85/85,698.15 = 35,242.76/x
  3. Step 3: Cross multiply
    62,101.85x = 85,698.15 × 35,242.76
  4. Step 4: Simplify right side
    62,101.85x = 3,020,239,332.89
  5. Step 5: Solve for x
    x = 3,020,239,332.89/62,101.85
  6. Step 6: Final answer
    x = 48,633.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.