Home / 148,552.24-205,002.36-81,484.72

Finding the Fourth Proportional to 148,552.24, 205,002.36 and 81,484.72

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Solution

The fourth proportional to 148,552.24, 205,002.36 and 81,484.72 is: 112,449.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,552.24 : 205,002.36 = 81,484.72 : x
  2. Step 2: Convert to fraction form
    148,552.24/205,002.36 = 81,484.72/x
  3. Step 3: Cross multiply
    148,552.24x = 205,002.36 × 81,484.72
  4. Step 4: Simplify right side
    148,552.24x = 16,704,559,903.94
  5. Step 5: Solve for x
    x = 16,704,559,903.94/148,552.24
  6. Step 6: Final answer
    x = 112,449.06

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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.