Home / 65,269.02-90,073.07-36,974.70

Finding the Fourth Proportional to 65,269.02, 90,073.07 and 36,974.70

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Solution

The fourth proportional to 65,269.02, 90,073.07 and 36,974.70 is: 51,026.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,269.02 : 90,073.07 = 36,974.70 : x
  2. Step 2: Convert to fraction form
    65,269.02/90,073.07 = 36,974.70/x
  3. Step 3: Cross multiply
    65,269.02x = 90,073.07 × 36,974.70
  4. Step 4: Simplify right side
    65,269.02x = 3,330,424,741.33
  5. Step 5: Solve for x
    x = 3,330,424,741.33/65,269.02
  6. Step 6: Final answer
    x = 51,026.12

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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.