Home / 53,755.83-80,612.98-25,661.38

Finding the Fourth Proportional to 53,755.83, 80,612.98 and 25,661.38

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Solution

The fourth proportional to 53,755.83, 80,612.98 and 25,661.38 is: 38,482.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,755.83 : 80,612.98 = 25,661.38 : x
  2. Step 2: Convert to fraction form
    53,755.83/80,612.98 = 25,661.38/x
  3. Step 3: Cross multiply
    53,755.83x = 80,612.98 × 25,661.38
  4. Step 4: Simplify right side
    53,755.83x = 2,068,640,312.71
  5. Step 5: Solve for x
    x = 2,068,640,312.71/53,755.83
  6. Step 6: Final answer
    x = 38,482.16

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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.