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Finding the Fourth Proportional to 69,895.80, 96,460.26 and 52,637.26

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Solution

The fourth proportional to 69,895.80, 96,460.26 and 52,637.26 is: 72,642.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,895.80 : 96,460.26 = 52,637.26 : x
  2. Step 2: Convert to fraction form
    69,895.80/96,460.26 = 52,637.26/x
  3. Step 3: Cross multiply
    69,895.80x = 96,460.26 × 52,637.26
  4. Step 4: Simplify right side
    69,895.80x = 5,077,403,522.10
  5. Step 5: Solve for x
    x = 5,077,403,522.10/69,895.80
  6. Step 6: Final answer
    x = 72,642.47

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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.