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Finding the Fourth Proportional to 63,637.76, 87,822.88 and 35,346.08

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Solution

The fourth proportional to 63,637.76, 87,822.88 and 35,346.08 is: 48,779.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,637.76 : 87,822.88 = 35,346.08 : x
  2. Step 2: Convert to fraction form
    63,637.76/87,822.88 = 35,346.08/x
  3. Step 3: Cross multiply
    63,637.76x = 87,822.88 × 35,346.08
  4. Step 4: Simplify right side
    63,637.76x = 3,104,194,542.31
  5. Step 5: Solve for x
    x = 3,104,194,542.31/63,637.76
  6. Step 6: Final answer
    x = 48,779.13

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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.