Home / 63,880.08-88,154.64-35,586.78

Finding the Fourth Proportional to 63,880.08, 88,154.64 and 35,586.78

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Solution

The fourth proportional to 63,880.08, 88,154.64 and 35,586.78 is: 49,109.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,880.08 : 88,154.64 = 35,586.78 : x
  2. Step 2: Convert to fraction form
    63,880.08/88,154.64 = 35,586.78/x
  3. Step 3: Cross multiply
    63,880.08x = 88,154.64 × 35,586.78
  4. Step 4: Simplify right side
    63,880.08x = 3,137,139,779.66
  5. Step 5: Solve for x
    x = 3,137,139,779.66/63,880.08
  6. Step 6: Final answer
    x = 49,109.83

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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.