Home / 103,316.30-155,000.85-33,196.30

Finding the Fourth Proportional to 103,316.30, 155,000.85 and 33,196.30

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Solution

The fourth proportional to 103,316.30, 155,000.85 and 33,196.30 is: 49,802.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,316.30 : 155,000.85 = 33,196.30 : x
  2. Step 2: Convert to fraction form
    103,316.30/155,000.85 = 33,196.30/x
  3. Step 3: Cross multiply
    103,316.30x = 155,000.85 × 33,196.30
  4. Step 4: Simplify right side
    103,316.30x = 5,145,454,716.86
  5. Step 5: Solve for x
    x = 5,145,454,716.86/103,316.30
  6. Step 6: Final answer
    x = 49,802.93

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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.