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Finding the Fourth Proportional to 181,817.64, 250,907.64 and 101,246.10

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Solution

The fourth proportional to 181,817.64, 250,907.64 and 101,246.10 is: 139,719.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,817.64 : 250,907.64 = 101,246.10 : x
  2. Step 2: Convert to fraction form
    181,817.64/250,907.64 = 101,246.10/x
  3. Step 3: Cross multiply
    181,817.64x = 250,907.64 × 101,246.10
  4. Step 4: Simplify right side
    181,817.64x = 25,403,420,010.20
  5. Step 5: Solve for x
    x = 25,403,420,010.20/181,817.64
  6. Step 6: Final answer
    x = 139,719.23

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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.