Home / 53,765.30-74,200.60-29,894.20

Finding the Fourth Proportional to 53,765.30, 74,200.60 and 29,894.20

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Solution

The fourth proportional to 53,765.30, 74,200.60 and 29,894.20 is: 41,256.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,765.30 : 74,200.60 = 29,894.20 : x
  2. Step 2: Convert to fraction form
    53,765.30/74,200.60 = 29,894.20/x
  3. Step 3: Cross multiply
    53,765.30x = 74,200.60 × 29,894.20
  4. Step 4: Simplify right side
    53,765.30x = 2,218,167,576.52
  5. Step 5: Solve for x
    x = 2,218,167,576.52/53,765.30
  6. Step 6: Final answer
    x = 41,256.49

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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.