Home / 192,165.35-288,248.03-122,354.15

Finding the Fourth Proportional to 192,165.35, 288,248.03 and 122,354.15

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Solution

The fourth proportional to 192,165.35, 288,248.03 and 122,354.15 is: 183,531.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,165.35 : 288,248.03 = 122,354.15 : x
  2. Step 2: Convert to fraction form
    192,165.35/288,248.03 = 122,354.15/x
  3. Step 3: Cross multiply
    192,165.35x = 288,248.03 × 122,354.15
  4. Step 4: Simplify right side
    192,165.35x = 35,268,342,088.05
  5. Step 5: Solve for x
    x = 35,268,342,088.05/192,165.35
  6. Step 6: Final answer
    x = 183,531.23

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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.