Home / 176,163.24-243,003.60-112,429.20

Finding the Fourth Proportional to 176,163.24, 243,003.60 and 112,429.20

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Solution

The fourth proportional to 176,163.24, 243,003.60 and 112,429.20 is: 155,087.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,163.24 : 243,003.60 = 112,429.20 : x
  2. Step 2: Convert to fraction form
    176,163.24/243,003.60 = 112,429.20/x
  3. Step 3: Cross multiply
    176,163.24x = 243,003.60 × 112,429.20
  4. Step 4: Simplify right side
    176,163.24x = 27,320,700,345.12
  5. Step 5: Solve for x
    x = 27,320,700,345.12/176,163.24
  6. Step 6: Final answer
    x = 155,087.41

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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.