Home / 175,949.57-242,653.63-137,197

Finding the Fourth Proportional to 175,949.57, 242,653.63 and 137,197

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Solution

The fourth proportional to 175,949.57, 242,653.63 and 137,197 is: 189,209.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,949.57 : 242,653.63 = 137,197 : x
  2. Step 2: Convert to fraction form
    175,949.57/242,653.63 = 137,197/x
  3. Step 3: Cross multiply
    175,949.57x = 242,653.63 × 137,197
  4. Step 4: Simplify right side
    175,949.57x = 33,291,350,075.11
  5. Step 5: Solve for x
    x = 33,291,350,075.11/175,949.57
  6. Step 6: Final answer
    x = 189,209.61

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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.