Home / 124,142.67-186,243.03-35,397.45

Finding the Fourth Proportional to 124,142.67, 186,243.03 and 35,397.45

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Solution

The fourth proportional to 124,142.67, 186,243.03 and 35,397.45 is: 53,104.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,142.67 : 186,243.03 = 35,397.45 : x
  2. Step 2: Convert to fraction form
    124,142.67/186,243.03 = 35,397.45/x
  3. Step 3: Cross multiply
    124,142.67x = 186,243.03 × 35,397.45
  4. Step 4: Simplify right side
    124,142.67x = 6,592,528,342.27
  5. Step 5: Solve for x
    x = 6,592,528,342.27/124,142.67
  6. Step 6: Final answer
    x = 53,104.45

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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.