Home / 74,176.48-111,263.70-18,017

Finding the Fourth Proportional to 74,176.48, 111,263.70 and 18,017

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Solution

The fourth proportional to 74,176.48, 111,263.70 and 18,017 is: 27,025.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,176.48 : 111,263.70 = 18,017 : x
  2. Step 2: Convert to fraction form
    74,176.48/111,263.70 = 18,017/x
  3. Step 3: Cross multiply
    74,176.48x = 111,263.70 × 18,017
  4. Step 4: Simplify right side
    74,176.48x = 2,004,638,082.90
  5. Step 5: Solve for x
    x = 2,004,638,082.90/74,176.48
  6. Step 6: Final answer
    x = 27,025.25

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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.