Home / 193,192.80-289,400.40-134,095.20

Finding the Fourth Proportional to 193,192.80, 289,400.40 and 134,095.20

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Solution

The fourth proportional to 193,192.80, 289,400.40 and 134,095.20 is: 200,872.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,192.80 : 289,400.40 = 134,095.20 : x
  2. Step 2: Convert to fraction form
    193,192.80/289,400.40 = 134,095.20/x
  3. Step 3: Cross multiply
    193,192.80x = 289,400.40 × 134,095.20
  4. Step 4: Simplify right side
    193,192.80x = 38,807,204,518.08
  5. Step 5: Solve for x
    x = 38,807,204,518.08/193,192.80
  6. Step 6: Final answer
    x = 200,872.93

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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.