Home / 94,935.52-142,400.08-45,039.52

Finding the Fourth Proportional to 94,935.52, 142,400.08 and 45,039.52

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Solution

The fourth proportional to 94,935.52, 142,400.08 and 45,039.52 is: 67,557.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,935.52 : 142,400.08 = 45,039.52 : x
  2. Step 2: Convert to fraction form
    94,935.52/142,400.08 = 45,039.52/x
  3. Step 3: Cross multiply
    94,935.52x = 142,400.08 × 45,039.52
  4. Step 4: Simplify right side
    94,935.52x = 6,413,631,251.16
  5. Step 5: Solve for x
    x = 6,413,631,251.16/94,935.52
  6. Step 6: Final answer
    x = 67,557.76

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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.