Home / 74,482.29-102,774.85-43,837.15

Finding the Fourth Proportional to 74,482.29, 102,774.85 and 43,837.15

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Solution

The fourth proportional to 74,482.29, 102,774.85 and 43,837.15 is: 60,488.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,482.29 : 102,774.85 = 43,837.15 : x
  2. Step 2: Convert to fraction form
    74,482.29/102,774.85 = 43,837.15/x
  3. Step 3: Cross multiply
    74,482.29x = 102,774.85 × 43,837.15
  4. Step 4: Simplify right side
    74,482.29x = 4,505,356,515.68
  5. Step 5: Solve for x
    x = 4,505,356,515.68/74,482.29
  6. Step 6: Final answer
    x = 60,488.96

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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.