Home / 54,301.32-74,931.84-33,087.42

Finding the Fourth Proportional to 54,301.32, 74,931.84 and 33,087.42

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Solution

The fourth proportional to 54,301.32, 74,931.84 and 33,087.42 is: 45,658.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,301.32 : 74,931.84 = 33,087.42 : x
  2. Step 2: Convert to fraction form
    54,301.32/74,931.84 = 33,087.42/x
  3. Step 3: Cross multiply
    54,301.32x = 74,931.84 × 33,087.42
  4. Step 4: Simplify right side
    54,301.32x = 2,479,301,261.45
  5. Step 5: Solve for x
    x = 2,479,301,261.45/54,301.32
  6. Step 6: Final answer
    x = 45,658.21

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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.