Home / 35,190.76-48,557.46-20,083.45

Finding the Fourth Proportional to 35,190.76, 48,557.46 and 20,083.45

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Solution

The fourth proportional to 35,190.76, 48,557.46 and 20,083.45 is: 27,711.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,190.76 : 48,557.46 = 20,083.45 : x
  2. Step 2: Convert to fraction form
    35,190.76/48,557.46 = 20,083.45/x
  3. Step 3: Cross multiply
    35,190.76x = 48,557.46 × 20,083.45
  4. Step 4: Simplify right side
    35,190.76x = 975,201,320.04
  5. Step 5: Solve for x
    x = 975,201,320.04/35,190.76
  6. Step 6: Final answer
    x = 27,711.86

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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.