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Finding the Fourth Proportional to 174,803.64, 241,249.74 and 99,363.48

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Solution

The fourth proportional to 174,803.64, 241,249.74 and 99,363.48 is: 137,133.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,803.64 : 241,249.74 = 99,363.48 : x
  2. Step 2: Convert to fraction form
    174,803.64/241,249.74 = 99,363.48/x
  3. Step 3: Cross multiply
    174,803.64x = 241,249.74 × 99,363.48
  4. Step 4: Simplify right side
    174,803.64x = 23,971,413,715.50
  5. Step 5: Solve for x
    x = 23,971,413,715.50/174,803.64
  6. Step 6: Final answer
    x = 137,133.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.