Home / 74,929.84-103,403.10-43,097.92

Finding the Fourth Proportional to 74,929.84, 103,403.10 and 43,097.92

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Solution

The fourth proportional to 74,929.84, 103,403.10 and 43,097.92 is: 59,475.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,929.84 : 103,403.10 = 43,097.92 : x
  2. Step 2: Convert to fraction form
    74,929.84/103,403.10 = 43,097.92/x
  3. Step 3: Cross multiply
    74,929.84x = 103,403.10 × 43,097.92
  4. Step 4: Simplify right side
    74,929.84x = 4,456,458,531.55
  5. Step 5: Solve for x
    x = 4,456,458,531.55/74,929.84
  6. Step 6: Final answer
    x = 59,475.08

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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.