Home / 54,825.04-75,662-30,943.04

Finding the Fourth Proportional to 54,825.04, 75,662 and 30,943.04

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Solution

The fourth proportional to 54,825.04, 75,662 and 30,943.04 is: 42,703.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,825.04 : 75,662 = 30,943.04 : x
  2. Step 2: Convert to fraction form
    54,825.04/75,662 = 30,943.04/x
  3. Step 3: Cross multiply
    54,825.04x = 75,662 × 30,943.04
  4. Step 4: Simplify right side
    54,825.04x = 2,341,212,292.48
  5. Step 5: Solve for x
    x = 2,341,212,292.48/54,825.04
  6. Step 6: Final answer
    x = 42,703.34

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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.