Home / 174,589.20-240,933.40-99,137.68

Finding the Fourth Proportional to 174,589.20, 240,933.40 and 99,137.68

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Solution

The fourth proportional to 174,589.20, 240,933.40 and 99,137.68 is: 136,810.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,589.20 : 240,933.40 = 99,137.68 : x
  2. Step 2: Convert to fraction form
    174,589.20/240,933.40 = 99,137.68/x
  3. Step 3: Cross multiply
    174,589.20x = 240,933.40 × 99,137.68
  4. Step 4: Simplify right side
    174,589.20x = 23,885,578,310.51
  5. Step 5: Solve for x
    x = 23,885,578,310.51/174,589.20
  6. Step 6: Final answer
    x = 136,810.17

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1.5x scale

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.