Home / 103,692.02-155,581.79-95,416.97

Finding the Fourth Proportional to 103,692.02, 155,581.79 and 95,416.97

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Solution

The fourth proportional to 103,692.02, 155,581.79 and 95,416.97 is: 143,165.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,692.02 : 155,581.79 = 95,416.97 : x
  2. Step 2: Convert to fraction form
    103,692.02/155,581.79 = 95,416.97/x
  3. Step 3: Cross multiply
    103,692.02x = 155,581.79 × 95,416.97
  4. Step 4: Simplify right side
    103,692.02x = 14,845,142,988.98
  5. Step 5: Solve for x
    x = 14,845,142,988.98/103,692.02
  6. Step 6: Final answer
    x = 143,165.72

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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.