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Finding the Fourth Proportional to 150,963.21, 226,444.14 and 38,643.21

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Solution

The fourth proportional to 150,963.21, 226,444.14 and 38,643.21 is: 57,964.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,963.21 : 226,444.14 = 38,643.21 : x
  2. Step 2: Convert to fraction form
    150,963.21/226,444.14 = 38,643.21/x
  3. Step 3: Cross multiply
    150,963.21x = 226,444.14 × 38,643.21
  4. Step 4: Simplify right side
    150,963.21x = 8,750,528,455.29
  5. Step 5: Solve for x
    x = 8,750,528,455.29/150,963.21
  6. Step 6: Final answer
    x = 57,964.64

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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.