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Finding the Fourth Proportional to 62,937, 94,405.50 and 43,155.59

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Solution

The fourth proportional to 62,937, 94,405.50 and 43,155.59 is: 64,733.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,937 : 94,405.50 = 43,155.59 : x
  2. Step 2: Convert to fraction form
    62,937/94,405.50 = 43,155.59/x
  3. Step 3: Cross multiply
    62,937x = 94,405.50 × 43,155.59
  4. Step 4: Simplify right side
    62,937x = 4,074,124,579.72
  5. Step 5: Solve for x
    x = 4,074,124,579.72/62,937
  6. Step 6: Final answer
    x = 64,733.38

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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.