Home / 53,454.16-73,761.73-31,939.63

Finding the Fourth Proportional to 53,454.16, 73,761.73 and 31,939.63

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Solution

The fourth proportional to 53,454.16, 73,761.73 and 31,939.63 is: 44,073.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,454.16 : 73,761.73 = 31,939.63 : x
  2. Step 2: Convert to fraction form
    53,454.16/73,761.73 = 31,939.63/x
  3. Step 3: Cross multiply
    53,454.16x = 73,761.73 × 31,939.63
  4. Step 4: Simplify right side
    53,454.16x = 2,355,922,364.36
  5. Step 5: Solve for x
    x = 2,355,922,364.36/53,454.16
  6. Step 6: Final answer
    x = 44,073.70

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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.