Home / 103,434.30-155,194.65-33,335.10

Finding the Fourth Proportional to 103,434.30, 155,194.65 and 33,335.10

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Solution

The fourth proportional to 103,434.30, 155,194.65 and 33,335.10 is: 50,016.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,434.30 : 155,194.65 = 33,335.10 : x
  2. Step 2: Convert to fraction form
    103,434.30/155,194.65 = 33,335.10/x
  3. Step 3: Cross multiply
    103,434.30x = 155,194.65 × 33,335.10
  4. Step 4: Simplify right side
    103,434.30x = 5,173,429,177.22
  5. Step 5: Solve for x
    x = 5,173,429,177.22/103,434.30
  6. Step 6: Final answer
    x = 50,016.57

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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.