Home / 174,089.77-261,112.42-67,400.74

Finding the Fourth Proportional to 174,089.77, 261,112.42 and 67,400.74

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Solution

The fourth proportional to 174,089.77, 261,112.42 and 67,400.74 is: 101,092.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,089.77 : 261,112.42 = 67,400.74 : x
  2. Step 2: Convert to fraction form
    174,089.77/261,112.42 = 67,400.74/x
  3. Step 3: Cross multiply
    174,089.77x = 261,112.42 × 67,400.74
  4. Step 4: Simplify right side
    174,089.77x = 17,599,170,331.19
  5. Step 5: Solve for x
    x = 17,599,170,331.19/174,089.77
  6. Step 6: Final answer
    x = 101,092.50

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1.5x scale

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.