Home / 53,920.91-74,389.64-36,027.60

Finding the Fourth Proportional to 53,920.91, 74,389.64 and 36,027.60

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Solution

The fourth proportional to 53,920.91, 74,389.64 and 36,027.60 is: 49,703.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,920.91 : 74,389.64 = 36,027.60 : x
  2. Step 2: Convert to fraction form
    53,920.91/74,389.64 = 36,027.60/x
  3. Step 3: Cross multiply
    53,920.91x = 74,389.64 × 36,027.60
  4. Step 4: Simplify right side
    53,920.91x = 2,680,080,013.93
  5. Step 5: Solve for x
    x = 2,680,080,013.93/53,920.91
  6. Step 6: Final answer
    x = 49,703.91

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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.