Home / 54,654.09-75,425.85-33,437.40

Finding the Fourth Proportional to 54,654.09, 75,425.85 and 33,437.40

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Solution

The fourth proportional to 54,654.09, 75,425.85 and 33,437.40 is: 46,145.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,654.09 : 75,425.85 = 33,437.40 : x
  2. Step 2: Convert to fraction form
    54,654.09/75,425.85 = 33,437.40/x
  3. Step 3: Cross multiply
    54,654.09x = 75,425.85 × 33,437.40
  4. Step 4: Simplify right side
    54,654.09x = 2,522,044,316.79
  5. Step 5: Solve for x
    x = 2,522,044,316.79/54,654.09
  6. Step 6: Final answer
    x = 46,145.57

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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.