Home / 112,950.08-169,199.20-67,946.64

Finding the Fourth Proportional to 112,950.08, 169,199.20 and 67,946.64

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Solution

The fourth proportional to 112,950.08, 169,199.20 and 67,946.64 is: 101,784.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,950.08 : 169,199.20 = 67,946.64 : x
  2. Step 2: Convert to fraction form
    112,950.08/169,199.20 = 67,946.64/x
  3. Step 3: Cross multiply
    112,950.08x = 169,199.20 × 67,946.64
  4. Step 4: Simplify right side
    112,950.08x = 11,496,517,130.69
  5. Step 5: Solve for x
    x = 11,496,517,130.69/112,950.08
  6. Step 6: Final answer
    x = 101,784.05

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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.