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Finding the Fourth Proportional to 64,350.96, 96,525.84 and 17,603.76

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Solution

The fourth proportional to 64,350.96, 96,525.84 and 17,603.76 is: 26,405.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,350.96 : 96,525.84 = 17,603.76 : x
  2. Step 2: Convert to fraction form
    64,350.96/96,525.84 = 17,603.76/x
  3. Step 3: Cross multiply
    64,350.96x = 96,525.84 × 17,603.76
  4. Step 4: Simplify right side
    64,350.96x = 1,699,217,721.16
  5. Step 5: Solve for x
    x = 1,699,217,721.16/64,350.96
  6. Step 6: Final answer
    x = 26,405.48

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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.