Home / 74,740.57-103,141.98-41,206.57

Finding the Fourth Proportional to 74,740.57, 103,141.98 and 41,206.57

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Solution

The fourth proportional to 74,740.57, 103,141.98 and 41,206.57 is: 56,865.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,740.57 : 103,141.98 = 41,206.57 : x
  2. Step 2: Convert to fraction form
    74,740.57/103,141.98 = 41,206.57/x
  3. Step 3: Cross multiply
    74,740.57x = 103,141.98 × 41,206.57
  4. Step 4: Simplify right side
    74,740.57x = 4,250,126,703.10
  5. Step 5: Solve for x
    x = 4,250,126,703.10/74,740.57
  6. Step 6: Final answer
    x = 56,865.06

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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.