Home / 174,913.40-261,786.90-153,918.20

Finding the Fourth Proportional to 174,913.40, 261,786.90 and 153,918.20

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Solution

The fourth proportional to 174,913.40, 261,786.90 and 153,918.20 is: 230,364.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,913.40 : 261,786.90 = 153,918.20 : x
  2. Step 2: Convert to fraction form
    174,913.40/261,786.90 = 153,918.20/x
  3. Step 3: Cross multiply
    174,913.40x = 261,786.90 × 153,918.20
  4. Step 4: Simplify right side
    174,913.40x = 40,293,768,431.58
  5. Step 5: Solve for x
    x = 40,293,768,431.58/174,913.40
  6. Step 6: Final answer
    x = 230,364.10

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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.