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Finding the Fourth Proportional to 181,774.74, 250,859.10 and 101,200.51

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Solution

The fourth proportional to 181,774.74, 250,859.10 and 101,200.51 is: 139,662.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,774.74 : 250,859.10 = 101,200.51 : x
  2. Step 2: Convert to fraction form
    181,774.74/250,859.10 = 101,200.51/x
  3. Step 3: Cross multiply
    181,774.74x = 250,859.10 × 101,200.51
  4. Step 4: Simplify right side
    181,774.74x = 25,387,068,858.14
  5. Step 5: Solve for x
    x = 25,387,068,858.14/181,774.74
  6. Step 6: Final answer
    x = 139,662.25

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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.