Home / 97,837.95-135,019.71-54,819.24

Finding the Fourth Proportional to 97,837.95, 135,019.71 and 54,819.24

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Solution

The fourth proportional to 97,837.95, 135,019.71 and 54,819.24 is: 75,652.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,837.95 : 135,019.71 = 54,819.24 : x
  2. Step 2: Convert to fraction form
    97,837.95/135,019.71 = 54,819.24/x
  3. Step 3: Cross multiply
    97,837.95x = 135,019.71 × 54,819.24
  4. Step 4: Simplify right side
    97,837.95x = 7,401,677,887.22
  5. Step 5: Solve for x
    x = 7,401,677,887.22/97,837.95
  6. Step 6: Final answer
    x = 75,652.42

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1.5x scale

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.