Home / 65,004.15-97,509.87-18,253.38

Finding the Fourth Proportional to 65,004.15, 97,509.87 and 18,253.38

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Solution

The fourth proportional to 65,004.15, 97,509.87 and 18,253.38 is: 27,381.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,004.15 : 97,509.87 = 18,253.38 : x
  2. Step 2: Convert to fraction form
    65,004.15/97,509.87 = 18,253.38/x
  3. Step 3: Cross multiply
    65,004.15x = 97,509.87 × 18,253.38
  4. Step 4: Simplify right side
    65,004.15x = 1,779,884,132.04
  5. Step 5: Solve for x
    x = 1,779,884,132.04/65,004.15
  6. Step 6: Final answer
    x = 27,381.09

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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.