Home / 193,547.80-289,932.90-134,450.20

Finding the Fourth Proportional to 193,547.80, 289,932.90 and 134,450.20

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Solution

The fourth proportional to 193,547.80, 289,932.90 and 134,450.20 is: 201,405.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,547.80 : 289,932.90 = 134,450.20 : x
  2. Step 2: Convert to fraction form
    193,547.80/289,932.90 = 134,450.20/x
  3. Step 3: Cross multiply
    193,547.80x = 289,932.90 × 134,450.20
  4. Step 4: Simplify right side
    193,547.80x = 38,981,536,391.58
  5. Step 5: Solve for x
    x = 38,981,536,391.58/193,547.80
  6. Step 6: Final answer
    x = 201,405.22

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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.