Home / 54,683.52-75,461.10-30,814.98

Finding the Fourth Proportional to 54,683.52, 75,461.10 and 30,814.98

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Solution

The fourth proportional to 54,683.52, 75,461.10 and 30,814.98 is: 42,523.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,683.52 : 75,461.10 = 30,814.98 : x
  2. Step 2: Convert to fraction form
    54,683.52/75,461.10 = 30,814.98/x
  3. Step 3: Cross multiply
    54,683.52x = 75,461.10 × 30,814.98
  4. Step 4: Simplify right side
    54,683.52x = 2,325,332,287.28
  5. Step 5: Solve for x
    x = 2,325,332,287.28/54,683.52
  6. Step 6: Final answer
    x = 42,523.46

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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.