Home / 124,166.45-186,369.96-117,423.20

Finding the Fourth Proportional to 124,166.45, 186,369.96 and 117,423.20

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Solution

The fourth proportional to 124,166.45, 186,369.96 and 117,423.20 is: 176,248.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,166.45 : 186,369.96 = 117,423.20 : x
  2. Step 2: Convert to fraction form
    124,166.45/186,369.96 = 117,423.20/x
  3. Step 3: Cross multiply
    124,166.45x = 186,369.96 × 117,423.20
  4. Step 4: Simplify right side
    124,166.45x = 21,884,157,087.07
  5. Step 5: Solve for x
    x = 21,884,157,087.07/124,166.45
  6. Step 6: Final answer
    x = 176,248.55

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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.