Home / 67,795.34-101,681.44-17,875.92

Finding the Fourth Proportional to 67,795.34, 101,681.44 and 17,875.92

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Solution

The fourth proportional to 67,795.34, 101,681.44 and 17,875.92 is: 26,810.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,795.34 : 101,681.44 = 17,875.92 : x
  2. Step 2: Convert to fraction form
    67,795.34/101,681.44 = 17,875.92/x
  3. Step 3: Cross multiply
    67,795.34x = 101,681.44 × 17,875.92
  4. Step 4: Simplify right side
    67,795.34x = 1,817,649,286.92
  5. Step 5: Solve for x
    x = 1,817,649,286.92/67,795.34
  6. Step 6: Final answer
    x = 26,810.83

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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.