Home / 54,801.53-75,627.11-30,923.58

Finding the Fourth Proportional to 54,801.53, 75,627.11 and 30,923.58

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Solution

The fourth proportional to 54,801.53, 75,627.11 and 30,923.58 is: 42,675.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,801.53 : 75,627.11 = 30,923.58 : x
  2. Step 2: Convert to fraction form
    54,801.53/75,627.11 = 30,923.58/x
  3. Step 3: Cross multiply
    54,801.53x = 75,627.11 × 30,923.58
  4. Step 4: Simplify right side
    54,801.53x = 2,338,660,831.64
  5. Step 5: Solve for x
    x = 2,338,660,831.64/54,801.53
  6. Step 6: Final answer
    x = 42,675.10

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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.