Home / 274,330.04-378,423.04-159,595.80

Finding the Fourth Proportional to 274,330.04, 378,423.04 and 159,595.80

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Solution

The fourth proportional to 274,330.04, 378,423.04 and 159,595.80 is: 220,153.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,330.04 : 378,423.04 = 159,595.80 : x
  2. Step 2: Convert to fraction form
    274,330.04/378,423.04 = 159,595.80/x
  3. Step 3: Cross multiply
    274,330.04x = 378,423.04 × 159,595.80
  4. Step 4: Simplify right side
    274,330.04x = 60,394,727,807.23
  5. Step 5: Solve for x
    x = 60,394,727,807.23/274,330.04
  6. Step 6: Final answer
    x = 220,153.53

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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.