Home / 53,201.19-73,418.15-29,328.72

Finding the Fourth Proportional to 53,201.19, 73,418.15 and 29,328.72

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Solution

The fourth proportional to 53,201.19, 73,418.15 and 29,328.72 is: 40,473.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,201.19 : 73,418.15 = 29,328.72 : x
  2. Step 2: Convert to fraction form
    53,201.19/73,418.15 = 29,328.72/x
  3. Step 3: Cross multiply
    53,201.19x = 73,418.15 × 29,328.72
  4. Step 4: Simplify right side
    53,201.19x = 2,153,260,364.27
  5. Step 5: Solve for x
    x = 2,153,260,364.27/53,201.19
  6. Step 6: Final answer
    x = 40,473.91

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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.