Home / 97,427.35-134,453.50-54,984.97

Finding the Fourth Proportional to 97,427.35, 134,453.50 and 54,984.97

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Solution

The fourth proportional to 97,427.35, 134,453.50 and 54,984.97 is: 75,881.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,427.35 : 134,453.50 = 54,984.97 : x
  2. Step 2: Convert to fraction form
    97,427.35/134,453.50 = 54,984.97/x
  3. Step 3: Cross multiply
    97,427.35x = 134,453.50 × 54,984.97
  4. Step 4: Simplify right side
    97,427.35x = 7,392,921,663.90
  5. Step 5: Solve for x
    x = 7,392,921,663.90/97,427.35
  6. Step 6: Final answer
    x = 75,881.38

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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.