Home / 53,389.63-73,671.22-29,512.99

Finding the Fourth Proportional to 53,389.63, 73,671.22 and 29,512.99

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Solution

The fourth proportional to 53,389.63, 73,671.22 and 29,512.99 is: 40,724.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,389.63 : 73,671.22 = 29,512.99 : x
  2. Step 2: Convert to fraction form
    53,389.63/73,671.22 = 29,512.99/x
  3. Step 3: Cross multiply
    53,389.63x = 73,671.22 × 29,512.99
  4. Step 4: Simplify right side
    53,389.63x = 2,174,257,979.15
  5. Step 5: Solve for x
    x = 2,174,257,979.15/53,389.63
  6. Step 6: Final answer
    x = 40,724.35

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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.