Home / 54,506.79-75,225.60-30,310.16

Finding the Fourth Proportional to 54,506.79, 75,225.60 and 30,310.16

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Solution

The fourth proportional to 54,506.79, 75,225.60 and 30,310.16 is: 41,831.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,506.79 : 75,225.60 = 30,310.16 : x
  2. Step 2: Convert to fraction form
    54,506.79/75,225.60 = 30,310.16/x
  3. Step 3: Cross multiply
    54,506.79x = 75,225.60 × 30,310.16
  4. Step 4: Simplify right side
    54,506.79x = 2,280,100,160.16
  5. Step 5: Solve for x
    x = 2,280,100,160.16/54,506.79
  6. Step 6: Final answer
    x = 41,831.49

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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.