Home / 195,353.86-292,651.61-143,969.19

Finding the Fourth Proportional to 195,353.86, 292,651.61 and 143,969.19

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Solution

The fourth proportional to 195,353.86, 292,651.61 and 143,969.19 is: 215,674.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,353.86 : 292,651.61 = 143,969.19 : x
  2. Step 2: Convert to fraction form
    195,353.86/292,651.61 = 143,969.19/x
  3. Step 3: Cross multiply
    195,353.86x = 292,651.61 × 143,969.19
  4. Step 4: Simplify right side
    195,353.86x = 42,132,814,872.19
  5. Step 5: Solve for x
    x = 42,132,814,872.19/195,353.86
  6. Step 6: Final answer
    x = 215,674.35

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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.