Home / 97,371.88-134,374.50-54,930.28

Finding the Fourth Proportional to 97,371.88, 134,374.50 and 54,930.28

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Solution

The fourth proportional to 97,371.88, 134,374.50 and 54,930.28 is: 75,804.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,371.88 : 134,374.50 = 54,930.28 : x
  2. Step 2: Convert to fraction form
    97,371.88/134,374.50 = 54,930.28/x
  3. Step 3: Cross multiply
    97,371.88x = 134,374.50 × 54,930.28
  4. Step 4: Simplify right side
    97,371.88x = 7,381,228,909.86
  5. Step 5: Solve for x
    x = 7,381,228,909.86/97,371.88
  6. Step 6: Final answer
    x = 75,804.52

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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.