Home / 113,172.04-169,794.92-54,000.06

Finding the Fourth Proportional to 113,172.04, 169,794.92 and 54,000.06

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Solution

The fourth proportional to 113,172.04, 169,794.92 and 54,000.06 is: 81,017.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,172.04 : 169,794.92 = 54,000.06 : x
  2. Step 2: Convert to fraction form
    113,172.04/169,794.92 = 54,000.06/x
  3. Step 3: Cross multiply
    113,172.04x = 169,794.92 × 54,000.06
  4. Step 4: Simplify right side
    113,172.04x = 9,168,935,867.70
  5. Step 5: Solve for x
    x = 9,168,935,867.70/113,172.04
  6. Step 6: Final answer
    x = 81,017.68

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1.5x scale

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.