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Finding the Fourth Proportional to 110,153.52, 151,993.26 and 62,397

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Solution

The fourth proportional to 110,153.52, 151,993.26 and 62,397 is: 86,097.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,153.52 : 151,993.26 = 62,397 : x
  2. Step 2: Convert to fraction form
    110,153.52/151,993.26 = 62,397/x
  3. Step 3: Cross multiply
    110,153.52x = 151,993.26 × 62,397
  4. Step 4: Simplify right side
    110,153.52x = 9,483,923,444.22
  5. Step 5: Solve for x
    x = 9,483,923,444.22/110,153.52
  6. Step 6: Final answer
    x = 86,097.33

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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.