Home / 53,392.95-73,682.73-29,520.63

Finding the Fourth Proportional to 53,392.95, 73,682.73 and 29,520.63

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Solution

The fourth proportional to 53,392.95, 73,682.73 and 29,520.63 is: 40,738.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,392.95 : 73,682.73 = 29,520.63 : x
  2. Step 2: Convert to fraction form
    53,392.95/73,682.73 = 29,520.63/x
  3. Step 3: Cross multiply
    53,392.95x = 73,682.73 × 29,520.63
  4. Step 4: Simplify right side
    53,392.95x = 2,175,160,609.72
  5. Step 5: Solve for x
    x = 2,175,160,609.72/53,392.95
  6. Step 6: Final answer
    x = 40,738.72

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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.