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Finding the Fourth Proportional to 74,652.19, 103,020.02 and 41,118.19

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Solution

The fourth proportional to 74,652.19, 103,020.02 and 41,118.19 is: 56,743.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,652.19 : 103,020.02 = 41,118.19 : x
  2. Step 2: Convert to fraction form
    74,652.19/103,020.02 = 41,118.19/x
  3. Step 3: Cross multiply
    74,652.19x = 103,020.02 × 41,118.19
  4. Step 4: Simplify right side
    74,652.19x = 4,235,996,756.16
  5. Step 5: Solve for x
    x = 4,235,996,756.16/74,652.19
  6. Step 6: Final answer
    x = 56,743.10

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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.