Home / 53,785.71-74,224.21-29,916.88

Finding the Fourth Proportional to 53,785.71, 74,224.21 and 29,916.88

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Solution

The fourth proportional to 53,785.71, 74,224.21 and 29,916.88 is: 41,285.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,785.71 : 74,224.21 = 29,916.88 : x
  2. Step 2: Convert to fraction form
    53,785.71/74,224.21 = 29,916.88/x
  3. Step 3: Cross multiply
    53,785.71x = 74,224.21 × 29,916.88
  4. Step 4: Simplify right side
    53,785.71x = 2,220,556,783.66
  5. Step 5: Solve for x
    x = 2,220,556,783.66/53,785.71
  6. Step 6: Final answer
    x = 41,285.26

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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.