Home / 97,723.98-134,835.57-57,434.58

Finding the Fourth Proportional to 97,723.98, 134,835.57 and 57,434.58

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Solution

The fourth proportional to 97,723.98, 134,835.57 and 57,434.58 is: 79,245.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,723.98 : 134,835.57 = 57,434.58 : x
  2. Step 2: Convert to fraction form
    97,723.98/134,835.57 = 57,434.58/x
  3. Step 3: Cross multiply
    97,723.98x = 134,835.57 × 57,434.58
  4. Step 4: Simplify right side
    97,723.98x = 7,744,224,332.01
  5. Step 5: Solve for x
    x = 7,744,224,332.01/97,723.98
  6. Step 6: Final answer
    x = 79,245.90

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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.