Home / 52,715.36-78,985.56-37,100.18

Finding the Fourth Proportional to 52,715.36, 78,985.56 and 37,100.18

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Solution

The fourth proportional to 52,715.36, 78,985.56 and 37,100.18 is: 55,588.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,715.36 : 78,985.56 = 37,100.18 : x
  2. Step 2: Convert to fraction form
    52,715.36/78,985.56 = 37,100.18/x
  3. Step 3: Cross multiply
    52,715.36x = 78,985.56 × 37,100.18
  4. Step 4: Simplify right side
    52,715.36x = 2,930,378,829.99
  5. Step 5: Solve for x
    x = 2,930,378,829.99/52,715.36
  6. Step 6: Final answer
    x = 55,588.71

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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.