Home / 124,455.50-186,701.97-40,187.42

Finding the Fourth Proportional to 124,455.50, 186,701.97 and 40,187.42

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Solution

The fourth proportional to 124,455.50, 186,701.97 and 40,187.42 is: 60,287.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,455.50 : 186,701.97 = 40,187.42 : x
  2. Step 2: Convert to fraction form
    124,455.50/186,701.97 = 40,187.42/x
  3. Step 3: Cross multiply
    124,455.50x = 186,701.97 × 40,187.42
  4. Step 4: Simplify right side
    124,455.50x = 7,503,070,483.22
  5. Step 5: Solve for x
    x = 7,503,070,483.22/124,455.50
  6. Step 6: Final answer
    x = 60,287.17

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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.