Home / 206,532.47-309,802.13-56,771.84

Finding the Fourth Proportional to 206,532.47, 309,802.13 and 56,771.84

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Solution

The fourth proportional to 206,532.47, 309,802.13 and 56,771.84 is: 85,158.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,532.47 : 309,802.13 = 56,771.84 : x
  2. Step 2: Convert to fraction form
    206,532.47/309,802.13 = 56,771.84/x
  3. Step 3: Cross multiply
    206,532.47x = 309,802.13 × 56,771.84
  4. Step 4: Simplify right side
    206,532.47x = 17,588,035,123.15
  5. Step 5: Solve for x
    x = 17,588,035,123.15/206,532.47
  6. Step 6: Final answer
    x = 85,158.69

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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.