Home / 103,325.27-142,588.79-58,003.34

Finding the Fourth Proportional to 103,325.27, 142,588.79 and 58,003.34

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Solution

The fourth proportional to 103,325.27, 142,588.79 and 58,003.34 is: 80,044.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,325.27 : 142,588.79 = 58,003.34 : x
  2. Step 2: Convert to fraction form
    103,325.27/142,588.79 = 58,003.34/x
  3. Step 3: Cross multiply
    103,325.27x = 142,588.79 × 58,003.34
  4. Step 4: Simplify right side
    103,325.27x = 8,270,626,083.17
  5. Step 5: Solve for x
    x = 8,270,626,083.17/103,325.27
  6. Step 6: Final answer
    x = 80,044.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.