Home / 85,944.65-118,601.78-47,701.97

Finding the Fourth Proportional to 85,944.65, 118,601.78 and 47,701.97

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Solution

The fourth proportional to 85,944.65, 118,601.78 and 47,701.97 is: 65,827.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,944.65 : 118,601.78 = 47,701.97 : x
  2. Step 2: Convert to fraction form
    85,944.65/118,601.78 = 47,701.97/x
  3. Step 3: Cross multiply
    85,944.65x = 118,601.78 × 47,701.97
  4. Step 4: Simplify right side
    85,944.65x = 5,657,537,719.99
  5. Step 5: Solve for x
    x = 5,657,537,719.99/85,944.65
  6. Step 6: Final answer
    x = 65,827.69

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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.