Home / 97,646.49-134,766.53-61,839.84

Finding the Fourth Proportional to 97,646.49, 134,766.53 and 61,839.84

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Solution

The fourth proportional to 97,646.49, 134,766.53 and 61,839.84 is: 85,348.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,646.49 : 134,766.53 = 61,839.84 : x
  2. Step 2: Convert to fraction form
    97,646.49/134,766.53 = 61,839.84/x
  3. Step 3: Cross multiply
    97,646.49x = 134,766.53 × 61,839.84
  4. Step 4: Simplify right side
    97,646.49x = 8,333,940,343.36
  5. Step 5: Solve for x
    x = 8,333,940,343.36/97,646.49
  6. Step 6: Final answer
    x = 85,348.08

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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.