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Finding the Fourth Proportional to 69,842.49, 96,402.98 and 45,646.98

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Solution

The fourth proportional to 69,842.49, 96,402.98 and 45,646.98 is: 63,006.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,842.49 : 96,402.98 = 45,646.98 : x
  2. Step 2: Convert to fraction form
    69,842.49/96,402.98 = 45,646.98/x
  3. Step 3: Cross multiply
    69,842.49x = 96,402.98 × 45,646.98
  4. Step 4: Simplify right side
    69,842.49x = 4,400,504,900.00
  5. Step 5: Solve for x
    x = 4,400,504,900.00/69,842.49
  6. Step 6: Final answer
    x = 63,006.13

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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.