Home / 103,927.24-143,385.60-63,598.96

Finding the Fourth Proportional to 103,927.24, 143,385.60 and 63,598.96

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Solution

The fourth proportional to 103,927.24, 143,385.60 and 63,598.96 is: 87,745.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,927.24 : 143,385.60 = 63,598.96 : x
  2. Step 2: Convert to fraction form
    103,927.24/143,385.60 = 63,598.96/x
  3. Step 3: Cross multiply
    103,927.24x = 143,385.60 × 63,598.96
  4. Step 4: Simplify right side
    103,927.24x = 9,119,175,038.98
  5. Step 5: Solve for x
    x = 9,119,175,038.98/103,927.24
  6. Step 6: Final answer
    x = 87,745.76

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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.