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Finding the Fourth Proportional to 171,192.60, 256,578.57 and 96,155.01

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Solution

The fourth proportional to 171,192.60, 256,578.57 and 96,155.01 is: 144,114.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,192.60 : 256,578.57 = 96,155.01 : x
  2. Step 2: Convert to fraction form
    171,192.60/256,578.57 = 96,155.01/x
  3. Step 3: Cross multiply
    171,192.60x = 256,578.57 × 96,155.01
  4. Step 4: Simplify right side
    171,192.60x = 24,671,314,964.14
  5. Step 5: Solve for x
    x = 24,671,314,964.14/171,192.60
  6. Step 6: Final answer
    x = 144,114.38

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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.