Home / 53,729.40-74,136.06-36,714.54

Finding the Fourth Proportional to 53,729.40, 74,136.06 and 36,714.54

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Solution

The fourth proportional to 53,729.40, 74,136.06 and 36,714.54 is: 50,658.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,729.40 : 74,136.06 = 36,714.54 : x
  2. Step 2: Convert to fraction form
    53,729.40/74,136.06 = 36,714.54/x
  3. Step 3: Cross multiply
    53,729.40x = 74,136.06 × 36,714.54
  4. Step 4: Simplify right side
    53,729.40x = 2,721,871,340.31
  5. Step 5: Solve for x
    x = 2,721,871,340.31/53,729.40
  6. Step 6: Final answer
    x = 50,658.88

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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.