Home / 151,196.40-226,754.10-45,987.12

Finding the Fourth Proportional to 151,196.40, 226,754.10 and 45,987.12

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Solution

The fourth proportional to 151,196.40, 226,754.10 and 45,987.12 is: 68,968.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,196.40 : 226,754.10 = 45,987.12 : x
  2. Step 2: Convert to fraction form
    151,196.40/226,754.10 = 45,987.12/x
  3. Step 3: Cross multiply
    151,196.40x = 226,754.10 × 45,987.12
  4. Step 4: Simplify right side
    151,196.40x = 10,427,768,007.19
  5. Step 5: Solve for x
    x = 10,427,768,007.19/151,196.40
  6. Step 6: Final answer
    x = 68,968.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.