Home / 85,935.84-118,592.37-47,696.10

Finding the Fourth Proportional to 85,935.84, 118,592.37 and 47,696.10

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Solution

The fourth proportional to 85,935.84, 118,592.37 and 47,696.10 is: 65,821.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,935.84 : 118,592.37 = 47,696.10 : x
  2. Step 2: Convert to fraction form
    85,935.84/118,592.37 = 47,696.10/x
  3. Step 3: Cross multiply
    85,935.84x = 118,592.37 × 47,696.10
  4. Step 4: Simplify right side
    85,935.84x = 5,656,393,538.76
  5. Step 5: Solve for x
    x = 5,656,393,538.76/85,935.84
  6. Step 6: Final answer
    x = 65,821.12

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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.