Home / 109,612.04-163,942.99-64,525.92

Finding the Fourth Proportional to 109,612.04, 163,942.99 and 64,525.92

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Solution

The fourth proportional to 109,612.04, 163,942.99 and 64,525.92 is: 96,509.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,612.04 : 163,942.99 = 64,525.92 : x
  2. Step 2: Convert to fraction form
    109,612.04/163,942.99 = 64,525.92/x
  3. Step 3: Cross multiply
    109,612.04x = 163,942.99 × 64,525.92
  4. Step 4: Simplify right side
    109,612.04x = 10,578,571,481.20
  5. Step 5: Solve for x
    x = 10,578,571,481.20/109,612.04
  6. Step 6: Final answer
    x = 96,509.22

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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.