Home / 54,859.36-75,705.76-29,708.80

Finding the Fourth Proportional to 54,859.36, 75,705.76 and 29,708.80

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Solution

The fourth proportional to 54,859.36, 75,705.76 and 29,708.80 is: 40,998.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,859.36 : 75,705.76 = 29,708.80 : x
  2. Step 2: Convert to fraction form
    54,859.36/75,705.76 = 29,708.80/x
  3. Step 3: Cross multiply
    54,859.36x = 75,705.76 × 29,708.80
  4. Step 4: Simplify right side
    54,859.36x = 2,249,127,282.69
  5. Step 5: Solve for x
    x = 2,249,127,282.69/54,859.36
  6. Step 6: Final answer
    x = 40,998.06

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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.