Home / 123,858.04-170,923.95-67,269.01

Finding the Fourth Proportional to 123,858.04, 170,923.95 and 67,269.01

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Solution

The fourth proportional to 123,858.04, 170,923.95 and 67,269.01 is: 92,831.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,858.04 : 170,923.95 = 67,269.01 : x
  2. Step 2: Convert to fraction form
    123,858.04/170,923.95 = 67,269.01/x
  3. Step 3: Cross multiply
    123,858.04x = 170,923.95 × 67,269.01
  4. Step 4: Simplify right side
    123,858.04x = 11,497,884,565.44
  5. Step 5: Solve for x
    x = 11,497,884,565.44/123,858.04
  6. Step 6: Final answer
    x = 92,831.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.