Home / 124,369.22-186,495.51-45,428.24

Finding the Fourth Proportional to 124,369.22, 186,495.51 and 45,428.24

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Solution

The fourth proportional to 124,369.22, 186,495.51 and 45,428.24 is: 68,121.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,369.22 : 186,495.51 = 45,428.24 : x
  2. Step 2: Convert to fraction form
    124,369.22/186,495.51 = 45,428.24/x
  3. Step 3: Cross multiply
    124,369.22x = 186,495.51 × 45,428.24
  4. Step 4: Simplify right side
    124,369.22x = 8,472,163,423.80
  5. Step 5: Solve for x
    x = 8,472,163,423.80/124,369.22
  6. Step 6: Final answer
    x = 68,121.06

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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.