Home / 192,057.10-288,085.65-125,572.30

Finding the Fourth Proportional to 192,057.10, 288,085.65 and 125,572.30

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Solution

The fourth proportional to 192,057.10, 288,085.65 and 125,572.30 is: 188,358.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,057.10 : 288,085.65 = 125,572.30 : x
  2. Step 2: Convert to fraction form
    192,057.10/288,085.65 = 125,572.30/x
  3. Step 3: Cross multiply
    192,057.10x = 288,085.65 × 125,572.30
  4. Step 4: Simplify right side
    192,057.10x = 36,175,577,667.50
  5. Step 5: Solve for x
    x = 36,175,577,667.50/192,057.10
  6. Step 6: Final answer
    x = 188,358.45

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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.