Home / 107,930.98-148,945.71-59,534.76

Finding the Fourth Proportional to 107,930.98, 148,945.71 and 59,534.76

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Solution

The fourth proportional to 107,930.98, 148,945.71 and 59,534.76 is: 82,158.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,930.98 : 148,945.71 = 59,534.76 : x
  2. Step 2: Convert to fraction form
    107,930.98/148,945.71 = 59,534.76/x
  3. Step 3: Cross multiply
    107,930.98x = 148,945.71 × 59,534.76
  4. Step 4: Simplify right side
    107,930.98x = 8,867,446,353.15
  5. Step 5: Solve for x
    x = 8,867,446,353.15/107,930.98
  6. Step 6: Final answer
    x = 82,158.49

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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.