Home / 64,512.18-89,026.92-36,218.07

Finding the Fourth Proportional to 64,512.18, 89,026.92 and 36,218.07

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Solution

The fourth proportional to 64,512.18, 89,026.92 and 36,218.07 is: 49,981.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,512.18 : 89,026.92 = 36,218.07 : x
  2. Step 2: Convert to fraction form
    64,512.18/89,026.92 = 36,218.07/x
  3. Step 3: Cross multiply
    64,512.18x = 89,026.92 × 36,218.07
  4. Step 4: Simplify right side
    64,512.18x = 3,224,383,220.44
  5. Step 5: Solve for x
    x = 3,224,383,220.44/64,512.18
  6. Step 6: Final answer
    x = 49,981.00

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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.