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Finding the Fourth Proportional to 97,315.56, 145,973.34 and 23,443.56

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Solution

The fourth proportional to 97,315.56, 145,973.34 and 23,443.56 is: 35,165.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,315.56 : 145,973.34 = 23,443.56 : x
  2. Step 2: Convert to fraction form
    97,315.56/145,973.34 = 23,443.56/x
  3. Step 3: Cross multiply
    97,315.56x = 145,973.34 × 23,443.56
  4. Step 4: Simplify right side
    97,315.56x = 3,422,134,754.69
  5. Step 5: Solve for x
    x = 3,422,134,754.69/97,315.56
  6. Step 6: Final answer
    x = 35,165.34

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Similar ratio
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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.