Home / 54,860.96-75,708.16-29,710.56

Finding the Fourth Proportional to 54,860.96, 75,708.16 and 29,710.56

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Solution

The fourth proportional to 54,860.96, 75,708.16 and 29,710.56 is: 41,000.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,860.96 : 75,708.16 = 29,710.56 : x
  2. Step 2: Convert to fraction form
    54,860.96/75,708.16 = 29,710.56/x
  3. Step 3: Cross multiply
    54,860.96x = 75,708.16 × 29,710.56
  4. Step 4: Simplify right side
    54,860.96x = 2,249,331,830.17
  5. Step 5: Solve for x
    x = 2,249,331,830.17/54,860.96
  6. Step 6: Final answer
    x = 41,000.59

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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.