Home / 192,348.24-288,486.12-52,088.40

Finding the Fourth Proportional to 192,348.24, 288,486.12 and 52,088.40

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Solution

The fourth proportional to 192,348.24, 288,486.12 and 52,088.40 is: 78,122.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,348.24 : 288,486.12 = 52,088.40 : x
  2. Step 2: Convert to fraction form
    192,348.24/288,486.12 = 52,088.40/x
  3. Step 3: Cross multiply
    192,348.24x = 288,486.12 × 52,088.40
  4. Step 4: Simplify right side
    192,348.24x = 15,026,780,413.01
  5. Step 5: Solve for x
    x = 15,026,780,413.01/192,348.24
  6. Step 6: Final answer
    x = 78,122.79

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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.