Home / 93,816.71-140,739.65-31,501.79

Finding the Fourth Proportional to 93,816.71, 140,739.65 and 31,501.79

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Solution

The fourth proportional to 93,816.71, 140,739.65 and 31,501.79 is: 47,257.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,816.71 : 140,739.65 = 31,501.79 : x
  2. Step 2: Convert to fraction form
    93,816.71/140,739.65 = 31,501.79/x
  3. Step 3: Cross multiply
    93,816.71x = 140,739.65 × 31,501.79
  4. Step 4: Simplify right side
    93,816.71x = 4,433,550,037.77
  5. Step 5: Solve for x
    x = 4,433,550,037.77/93,816.71
  6. Step 6: Final answer
    x = 47,257.58

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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.