Home / 65,245.65-97,868.49-18,498.93

Finding the Fourth Proportional to 65,245.65, 97,868.49 and 18,498.93

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Solution

The fourth proportional to 65,245.65, 97,868.49 and 18,498.93 is: 27,748.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,245.65 : 97,868.49 = 18,498.93 : x
  2. Step 2: Convert to fraction form
    65,245.65/97,868.49 = 18,498.93/x
  3. Step 3: Cross multiply
    65,245.65x = 97,868.49 × 18,498.93
  4. Step 4: Simplify right side
    65,245.65x = 1,810,462,345.72
  5. Step 5: Solve for x
    x = 1,810,462,345.72/65,245.65
  6. Step 6: Final answer
    x = 27,748.40

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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.