Home / 113,574.29-170,252.97-42,477.65

Finding the Fourth Proportional to 113,574.29, 170,252.97 and 42,477.65

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Solution

The fourth proportional to 113,574.29, 170,252.97 and 42,477.65 is: 63,675.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,574.29 : 170,252.97 = 42,477.65 : x
  2. Step 2: Convert to fraction form
    113,574.29/170,252.97 = 42,477.65/x
  3. Step 3: Cross multiply
    113,574.29x = 170,252.97 × 42,477.65
  4. Step 4: Simplify right side
    113,574.29x = 7,231,945,219.86
  5. Step 5: Solve for x
    x = 7,231,945,219.86/113,574.29
  6. Step 6: Final answer
    x = 63,675.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.