Home / 107,476.40-148,316.37-59,728.79

Finding the Fourth Proportional to 107,476.40, 148,316.37 and 59,728.79

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Solution

The fourth proportional to 107,476.40, 148,316.37 and 59,728.79 is: 82,425.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,476.40 : 148,316.37 = 59,728.79 : x
  2. Step 2: Convert to fraction form
    107,476.40/148,316.37 = 59,728.79/x
  3. Step 3: Cross multiply
    107,476.40x = 148,316.37 × 59,728.79
  4. Step 4: Simplify right side
    107,476.40x = 8,858,757,464.10
  5. Step 5: Solve for x
    x = 8,858,757,464.10/107,476.40
  6. Step 6: Final answer
    x = 82,425.14

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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.