Home / 155,294.04-214,305.70-88,226.04

Finding the Fourth Proportional to 155,294.04, 214,305.70 and 88,226.04

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Solution

The fourth proportional to 155,294.04, 214,305.70 and 88,226.04 is: 121,751.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,294.04 : 214,305.70 = 88,226.04 : x
  2. Step 2: Convert to fraction form
    155,294.04/214,305.70 = 88,226.04/x
  3. Step 3: Cross multiply
    155,294.04x = 214,305.70 × 88,226.04
  4. Step 4: Simplify right side
    155,294.04x = 18,907,343,260.43
  5. Step 5: Solve for x
    x = 18,907,343,260.43/155,294.04
  6. Step 6: Final answer
    x = 121,751.89

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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.