Home / 215,573.04-297,500.00-120,079.80

Finding the Fourth Proportional to 215,573.04, 297,500.00 and 120,079.80

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Solution

The fourth proportional to 215,573.04, 297,500.00 and 120,079.80 is: 165,715.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,573.04 : 297,500.00 = 120,079.80 : x
  2. Step 2: Convert to fraction form
    215,573.04/297,500.00 = 120,079.80/x
  3. Step 3: Cross multiply
    215,573.04x = 297,500.00 × 120,079.80
  4. Step 4: Simplify right side
    215,573.04x = 35,723,739,899.60
  5. Step 5: Solve for x
    x = 35,723,739,899.60/215,573.04
  6. Step 6: Final answer
    x = 165,715.25

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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.