Home / 136,183.02-204,307.33-42,688.77

Finding the Fourth Proportional to 136,183.02, 204,307.33 and 42,688.77

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Solution

The fourth proportional to 136,183.02, 204,307.33 and 42,688.77 is: 64,043.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,183.02 : 204,307.33 = 42,688.77 : x
  2. Step 2: Convert to fraction form
    136,183.02/204,307.33 = 42,688.77/x
  3. Step 3: Cross multiply
    136,183.02x = 204,307.33 × 42,688.77
  4. Step 4: Simplify right side
    136,183.02x = 8,721,627,491.43
  5. Step 5: Solve for x
    x = 8,721,627,491.43/136,183.02
  6. Step 6: Final answer
    x = 64,043.43

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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.