Home / 113,374.10-170,061.15-100,252.10

Finding the Fourth Proportional to 113,374.10, 170,061.15 and 100,252.10

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Solution

The fourth proportional to 113,374.10, 170,061.15 and 100,252.10 is: 150,378.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,374.10 : 170,061.15 = 100,252.10 : x
  2. Step 2: Convert to fraction form
    113,374.10/170,061.15 = 100,252.10/x
  3. Step 3: Cross multiply
    113,374.10x = 170,061.15 × 100,252.10
  4. Step 4: Simplify right side
    113,374.10x = 17,048,987,415.92
  5. Step 5: Solve for x
    x = 17,048,987,415.92/113,374.10
  6. Step 6: Final answer
    x = 150,378.15

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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.