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Finding the Fourth Proportional to 181,774.74, 250,848.59 and 101,200.19

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Solution

The fourth proportional to 181,774.74, 250,848.59 and 101,200.19 is: 139,655.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,774.74 : 250,848.59 = 101,200.19 : x
  2. Step 2: Convert to fraction form
    181,774.74/250,848.59 = 101,200.19/x
  3. Step 3: Cross multiply
    181,774.74x = 250,848.59 × 101,200.19
  4. Step 4: Simplify right side
    181,774.74x = 25,385,924,969.23
  5. Step 5: Solve for x
    x = 25,385,924,969.23/181,774.74
  6. Step 6: Final answer
    x = 139,655.96

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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.