Home / 97,279.80-134,312.94-73,433.40

Finding the Fourth Proportional to 97,279.80, 134,312.94 and 73,433.40

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Solution

The fourth proportional to 97,279.80, 134,312.94 and 73,433.40 is: 101,388.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,279.80 : 134,312.94 = 73,433.40 : x
  2. Step 2: Convert to fraction form
    97,279.80/134,312.94 = 73,433.40/x
  3. Step 3: Cross multiply
    97,279.80x = 134,312.94 × 73,433.40
  4. Step 4: Simplify right side
    97,279.80x = 9,863,055,848.20
  5. Step 5: Solve for x
    x = 9,863,055,848.20/97,279.80
  6. Step 6: Final answer
    x = 101,388.53

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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.