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Finding the Fourth Proportional to 99,998.48, 150,053.07 and 59,919.01

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Solution

The fourth proportional to 99,998.48, 150,053.07 and 59,919.01 is: 89,911.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,998.48 : 150,053.07 = 59,919.01 : x
  2. Step 2: Convert to fraction form
    99,998.48/150,053.07 = 59,919.01/x
  3. Step 3: Cross multiply
    99,998.48x = 150,053.07 × 59,919.01
  4. Step 4: Simplify right side
    99,998.48x = 8,991,031,401.86
  5. Step 5: Solve for x
    x = 8,991,031,401.86/99,998.48
  6. Step 6: Final answer
    x = 89,911.68

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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.