Home / 198,753.76-274,255.23-134,363.07

Finding the Fourth Proportional to 198,753.76, 274,255.23 and 134,363.07

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Solution

The fourth proportional to 198,753.76, 274,255.23 and 134,363.07 is: 185,404.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,753.76 : 274,255.23 = 134,363.07 : x
  2. Step 2: Convert to fraction form
    198,753.76/274,255.23 = 134,363.07/x
  3. Step 3: Cross multiply
    198,753.76x = 274,255.23 × 134,363.07
  4. Step 4: Simplify right side
    198,753.76x = 36,849,774,666.36
  5. Step 5: Solve for x
    x = 36,849,774,666.36/198,753.76
  6. Step 6: Final answer
    x = 185,404.16

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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.