Home / 65,029.05-97,543.55-18,281.93

Finding the Fourth Proportional to 65,029.05, 97,543.55 and 18,281.93

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Solution

The fourth proportional to 65,029.05, 97,543.55 and 18,281.93 is: 27,422.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,029.05 : 97,543.55 = 18,281.93 : x
  2. Step 2: Convert to fraction form
    65,029.05/97,543.55 = 18,281.93/x
  3. Step 3: Cross multiply
    65,029.05x = 97,543.55 × 18,281.93
  4. Step 4: Simplify right side
    65,029.05x = 1,783,283,773.92
  5. Step 5: Solve for x
    x = 1,783,283,773.92/65,029.05
  6. Step 6: Final answer
    x = 27,422.88

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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.