Home / 74,244.48-111,365.01-18,084.84

Finding the Fourth Proportional to 74,244.48, 111,365.01 and 18,084.84

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Solution

The fourth proportional to 74,244.48, 111,365.01 and 18,084.84 is: 27,126.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,244.48 : 111,365.01 = 18,084.84 : x
  2. Step 2: Convert to fraction form
    74,244.48/111,365.01 = 18,084.84/x
  3. Step 3: Cross multiply
    74,244.48x = 111,365.01 × 18,084.84
  4. Step 4: Simplify right side
    74,244.48x = 2,014,018,387.45
  5. Step 5: Solve for x
    x = 2,014,018,387.45/74,244.48
  6. Step 6: Final answer
    x = 27,126.84

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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.