Home / 134,180.24-185,170.16-72,926.42

Finding the Fourth Proportional to 134,180.24, 185,170.16 and 72,926.42

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Solution

The fourth proportional to 134,180.24, 185,170.16 and 72,926.42 is: 100,639.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,180.24 : 185,170.16 = 72,926.42 : x
  2. Step 2: Convert to fraction form
    134,180.24/185,170.16 = 72,926.42/x
  3. Step 3: Cross multiply
    134,180.24x = 185,170.16 × 72,926.42
  4. Step 4: Simplify right side
    134,180.24x = 13,503,796,495.00
  5. Step 5: Solve for x
    x = 13,503,796,495.00/134,180.24
  6. Step 6: Final answer
    x = 100,639.24

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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.