Home / 71,325.64-98,324.46-54,300.16

Finding the Fourth Proportional to 71,325.64, 98,324.46 and 54,300.16

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Solution

The fourth proportional to 71,325.64, 98,324.46 and 54,300.16 is: 74,854.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,325.64 : 98,324.46 = 54,300.16 : x
  2. Step 2: Convert to fraction form
    71,325.64/98,324.46 = 54,300.16/x
  3. Step 3: Cross multiply
    71,325.64x = 98,324.46 × 54,300.16
  4. Step 4: Simplify right side
    71,325.64x = 5,339,033,909.91
  5. Step 5: Solve for x
    x = 5,339,033,909.91/71,325.64
  6. Step 6: Final answer
    x = 74,854.34

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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.