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Finding the Fourth Proportional to 143,897.44, 215,794.32 and 60,797.92

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Solution

The fourth proportional to 143,897.44, 215,794.32 and 60,797.92 is: 91,174.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,897.44 : 215,794.32 = 60,797.92 : x
  2. Step 2: Convert to fraction form
    143,897.44/215,794.32 = 60,797.92/x
  3. Step 3: Cross multiply
    143,897.44x = 215,794.32 × 60,797.92
  4. Step 4: Simplify right side
    143,897.44x = 13,119,845,803.81
  5. Step 5: Solve for x
    x = 13,119,845,803.81/143,897.44
  6. Step 6: Final answer
    x = 91,174.98

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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.