Home / 63,042.16-86,997.90-34,363.48

Finding the Fourth Proportional to 63,042.16, 86,997.90 and 34,363.48

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Solution

The fourth proportional to 63,042.16, 86,997.90 and 34,363.48 is: 47,421.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,042.16 : 86,997.90 = 34,363.48 : x
  2. Step 2: Convert to fraction form
    63,042.16/86,997.90 = 34,363.48/x
  3. Step 3: Cross multiply
    63,042.16x = 86,997.90 × 34,363.48
  4. Step 4: Simplify right side
    63,042.16x = 2,989,550,596.69
  5. Step 5: Solve for x
    x = 2,989,550,596.69/63,042.16
  6. Step 6: Final answer
    x = 47,421.45

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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.