Home / 97,844.48-135,027.20-55,402.88

Finding the Fourth Proportional to 97,844.48, 135,027.20 and 55,402.88

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Solution

The fourth proportional to 97,844.48, 135,027.20 and 55,402.88 is: 76,457.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,844.48 : 135,027.20 = 55,402.88 : x
  2. Step 2: Convert to fraction form
    97,844.48/135,027.20 = 55,402.88/x
  3. Step 3: Cross multiply
    97,844.48x = 135,027.20 × 55,402.88
  4. Step 4: Simplify right side
    97,844.48x = 7,480,895,758.34
  5. Step 5: Solve for x
    x = 7,480,895,758.34/97,844.48
  6. Step 6: Final answer
    x = 76,457.00

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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.