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Finding the Fourth Proportional to 73,555.79, 101,508.95 and 41,729.46

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Solution

The fourth proportional to 73,555.79, 101,508.95 and 41,729.46 is: 57,587.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,555.79 : 101,508.95 = 41,729.46 : x
  2. Step 2: Convert to fraction form
    73,555.79/101,508.95 = 41,729.46/x
  3. Step 3: Cross multiply
    73,555.79x = 101,508.95 × 41,729.46
  4. Step 4: Simplify right side
    73,555.79x = 4,235,913,460.02
  5. Step 5: Solve for x
    x = 4,235,913,460.02/73,555.79
  6. Step 6: Final answer
    x = 57,587.77

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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.