Home / 74,277.14-102,501.05-42,011.19

Finding the Fourth Proportional to 74,277.14, 102,501.05 and 42,011.19

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Solution

The fourth proportional to 74,277.14, 102,501.05 and 42,011.19 is: 57,974.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,277.14 : 102,501.05 = 42,011.19 : x
  2. Step 2: Convert to fraction form
    74,277.14/102,501.05 = 42,011.19/x
  3. Step 3: Cross multiply
    74,277.14x = 102,501.05 × 42,011.19
  4. Step 4: Simplify right side
    74,277.14x = 4,306,190,876.69
  5. Step 5: Solve for x
    x = 4,306,190,876.69/74,277.14
  6. Step 6: Final answer
    x = 57,974.65

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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.