Home / 63,031.46-86,985.24-34,738.98

Finding the Fourth Proportional to 63,031.46, 86,985.24 and 34,738.98

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Solution

The fourth proportional to 63,031.46, 86,985.24 and 34,738.98 is: 47,940.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,031.46 : 86,985.24 = 34,738.98 : x
  2. Step 2: Convert to fraction form
    63,031.46/86,985.24 = 34,738.98/x
  3. Step 3: Cross multiply
    63,031.46x = 86,985.24 × 34,738.98
  4. Step 4: Simplify right side
    63,031.46x = 3,021,778,512.66
  5. Step 5: Solve for x
    x = 3,021,778,512.66/63,031.46
  6. Step 6: Final answer
    x = 47,940.80

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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.