Home / 53,640.83-74,024.79-29,767.91

Finding the Fourth Proportional to 53,640.83, 74,024.79 and 29,767.91

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Solution

The fourth proportional to 53,640.83, 74,024.79 and 29,767.91 is: 41,079.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,640.83 : 74,024.79 = 29,767.91 : x
  2. Step 2: Convert to fraction form
    53,640.83/74,024.79 = 29,767.91/x
  3. Step 3: Cross multiply
    53,640.83x = 74,024.79 × 29,767.91
  4. Step 4: Simplify right side
    53,640.83x = 2,203,562,804.74
  5. Step 5: Solve for x
    x = 2,203,562,804.74/53,640.83
  6. Step 6: Final answer
    x = 41,079.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.