Home / 63,176.40-87,181.15-34,881.48

Finding the Fourth Proportional to 63,176.40, 87,181.15 and 34,881.48

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Solution

The fourth proportional to 63,176.40, 87,181.15 and 34,881.48 is: 48,135.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,176.40 : 87,181.15 = 34,881.48 : x
  2. Step 2: Convert to fraction form
    63,176.40/87,181.15 = 34,881.48/x
  3. Step 3: Cross multiply
    63,176.40x = 87,181.15 × 34,881.48
  4. Step 4: Simplify right side
    63,176.40x = 3,041,007,758.05
  5. Step 5: Solve for x
    x = 3,041,007,758.05/63,176.40
  6. Step 6: Final answer
    x = 48,135.18

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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.