Home / 127,651.72-192,433.27-119,088.40

Finding the Fourth Proportional to 127,651.72, 192,433.27 and 119,088.40

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Solution

The fourth proportional to 127,651.72, 192,433.27 and 119,088.40 is: 179,524.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,651.72 : 192,433.27 = 119,088.40 : x
  2. Step 2: Convert to fraction form
    127,651.72/192,433.27 = 119,088.40/x
  3. Step 3: Cross multiply
    127,651.72x = 192,433.27 × 119,088.40
  4. Step 4: Simplify right side
    127,651.72x = 22,916,570,231.07
  5. Step 5: Solve for x
    x = 22,916,570,231.07/127,651.72
  6. Step 6: Final answer
    x = 179,524.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.