Home / 53,604.18-73,968.91-29,730.78

Finding the Fourth Proportional to 53,604.18, 73,968.91 and 29,730.78

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Solution

The fourth proportional to 53,604.18, 73,968.91 and 29,730.78 is: 41,025.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,604.18 : 73,968.91 = 29,730.78 : x
  2. Step 2: Convert to fraction form
    53,604.18/73,968.91 = 29,730.78/x
  3. Step 3: Cross multiply
    53,604.18x = 73,968.91 × 29,730.78
  4. Step 4: Simplify right side
    53,604.18x = 2,199,153,390.05
  5. Step 5: Solve for x
    x = 2,199,153,390.05/53,604.18
  6. Step 6: Final answer
    x = 41,025.78

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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.