Home / 174,018.98-261,077.48-67,435.13

Finding the Fourth Proportional to 174,018.98, 261,077.48 and 67,435.13

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Solution

The fourth proportional to 174,018.98, 261,077.48 and 67,435.13 is: 101,171.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,018.98 : 261,077.48 = 67,435.13 : x
  2. Step 2: Convert to fraction form
    174,018.98/261,077.48 = 67,435.13/x
  3. Step 3: Cross multiply
    174,018.98x = 261,077.48 × 67,435.13
  4. Step 4: Simplify right side
    174,018.98x = 17,605,793,803.87
  5. Step 5: Solve for x
    x = 17,605,793,803.87/174,018.98
  6. Step 6: Final answer
    x = 101,171.69

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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.