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Finding the Fourth Proportional to 69,810, 96,337.08 and 41,515.08

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Solution

The fourth proportional to 69,810, 96,337.08 and 41,515.08 is: 57,290.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,810 : 96,337.08 = 41,515.08 : x
  2. Step 2: Convert to fraction form
    69,810/96,337.08 = 41,515.08/x
  3. Step 3: Cross multiply
    69,810x = 96,337.08 × 41,515.08
  4. Step 4: Simplify right side
    69,810x = 3,999,441,583.17
  5. Step 5: Solve for x
    x = 3,999,441,583.17/69,810
  6. Step 6: Final answer
    x = 57,290.38

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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.