Home / 99,550.02-149,225.66-55,196.58

Finding the Fourth Proportional to 99,550.02, 149,225.66 and 55,196.58

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Solution

The fourth proportional to 99,550.02, 149,225.66 and 55,196.58 is: 82,739.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,550.02 : 149,225.66 = 55,196.58 : x
  2. Step 2: Convert to fraction form
    99,550.02/149,225.66 = 55,196.58/x
  3. Step 3: Cross multiply
    99,550.02x = 149,225.66 × 55,196.58
  4. Step 4: Simplify right side
    99,550.02x = 8,236,746,080.24
  5. Step 5: Solve for x
    x = 8,236,746,080.24/99,550.02
  6. Step 6: Final answer
    x = 82,739.77

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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.