Home / 63,279.77-87,325.70-34,985.25

Finding the Fourth Proportional to 63,279.77, 87,325.70 and 34,985.25

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Solution

The fourth proportional to 63,279.77, 87,325.70 and 34,985.25 is: 48,279.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,279.77 : 87,325.70 = 34,985.25 : x
  2. Step 2: Convert to fraction form
    63,279.77/87,325.70 = 34,985.25/x
  3. Step 3: Cross multiply
    63,279.77x = 87,325.70 × 34,985.25
  4. Step 4: Simplify right side
    63,279.77x = 3,055,111,271.00
  5. Step 5: Solve for x
    x = 3,055,111,271.00/63,279.77
  6. Step 6: Final answer
    x = 48,279.43

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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.