Home / 35,171.58-48,541.41-20,060.78

Finding the Fourth Proportional to 35,171.58, 48,541.41 and 20,060.78

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Solution

The fourth proportional to 35,171.58, 48,541.41 and 20,060.78 is: 27,686.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,171.58 : 48,541.41 = 20,060.78 : x
  2. Step 2: Convert to fraction form
    35,171.58/48,541.41 = 20,060.78/x
  3. Step 3: Cross multiply
    35,171.58x = 48,541.41 × 20,060.78
  4. Step 4: Simplify right side
    35,171.58x = 973,778,304.19
  5. Step 5: Solve for x
    x = 973,778,304.19/35,171.58
  6. Step 6: Final answer
    x = 27,686.51

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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.