Home / 53,138.44-73,328.46-29,266.12

Finding the Fourth Proportional to 53,138.44, 73,328.46 and 29,266.12

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Solution

The fourth proportional to 53,138.44, 73,328.46 and 29,266.12 is: 40,385.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,138.44 : 73,328.46 = 29,266.12 : x
  2. Step 2: Convert to fraction form
    53,138.44/73,328.46 = 29,266.12/x
  3. Step 3: Cross multiply
    53,138.44x = 73,328.46 × 29,266.12
  4. Step 4: Simplify right side
    53,138.44x = 2,146,039,509.78
  5. Step 5: Solve for x
    x = 2,146,039,509.78/53,138.44
  6. Step 6: Final answer
    x = 40,385.82

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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.