Home / 64,515.20-96,820.80-33,334.40

Finding the Fourth Proportional to 64,515.20, 96,820.80 and 33,334.40

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Solution

The fourth proportional to 64,515.20, 96,820.80 and 33,334.40 is: 50,026.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,515.20 : 96,820.80 = 33,334.40 : x
  2. Step 2: Convert to fraction form
    64,515.20/96,820.80 = 33,334.40/x
  3. Step 3: Cross multiply
    64,515.20x = 96,820.80 × 33,334.40
  4. Step 4: Simplify right side
    64,515.20x = 3,227,463,275.52
  5. Step 5: Solve for x
    x = 3,227,463,275.52/64,515.20
  6. Step 6: Final answer
    x = 50,026.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.