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Finding the Fourth Proportional to 234,000.76, 351,053.64 and 74,086.25

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Solution

The fourth proportional to 234,000.76, 351,053.64 and 74,086.25 is: 111,146.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,000.76 : 351,053.64 = 74,086.25 : x
  2. Step 2: Convert to fraction form
    234,000.76/351,053.64 = 74,086.25/x
  3. Step 3: Cross multiply
    234,000.76x = 351,053.64 × 74,086.25
  4. Step 4: Simplify right side
    234,000.76x = 26,008,248,614.08
  5. Step 5: Solve for x
    x = 26,008,248,614.08/234,000.76
  6. Step 6: Final answer
    x = 111,146.00

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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.