Home / 205,998.76-284,307.08-148,823.04

Finding the Fourth Proportional to 205,998.76, 284,307.08 and 148,823.04

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Solution

The fourth proportional to 205,998.76, 284,307.08 and 148,823.04 is: 205,396.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,998.76 : 284,307.08 = 148,823.04 : x
  2. Step 2: Convert to fraction form
    205,998.76/284,307.08 = 148,823.04/x
  3. Step 3: Cross multiply
    205,998.76x = 284,307.08 × 148,823.04
  4. Step 4: Simplify right side
    205,998.76x = 42,311,443,939.12
  5. Step 5: Solve for x
    x = 42,311,443,939.12/205,998.76
  6. Step 6: Final answer
    x = 205,396.60

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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.