Home / 65,450.13-98,173.23-18,068.11

Finding the Fourth Proportional to 65,450.13, 98,173.23 and 18,068.11

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Solution

The fourth proportional to 65,450.13, 98,173.23 and 18,068.11 is: 27,101.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,450.13 : 98,173.23 = 18,068.11 : x
  2. Step 2: Convert to fraction form
    65,450.13/98,173.23 = 18,068.11/x
  3. Step 3: Cross multiply
    65,450.13x = 98,173.23 × 18,068.11
  4. Step 4: Simplify right side
    65,450.13x = 1,773,804,983.14
  5. Step 5: Solve for x
    x = 1,773,804,983.14/65,450.13
  6. Step 6: Final answer
    x = 27,101.63

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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.