Home / 113,893.24-157,182.40-63,601.96

Finding the Fourth Proportional to 113,893.24, 157,182.40 and 63,601.96

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Solution

The fourth proportional to 113,893.24, 157,182.40 and 63,601.96 is: 87,776.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,893.24 : 157,182.40 = 63,601.96 : x
  2. Step 2: Convert to fraction form
    113,893.24/157,182.40 = 63,601.96/x
  3. Step 3: Cross multiply
    113,893.24x = 157,182.40 × 63,601.96
  4. Step 4: Simplify right side
    113,893.24x = 9,997,108,717.50
  5. Step 5: Solve for x
    x = 9,997,108,717.50/113,893.24
  6. Step 6: Final answer
    x = 87,776.14

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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.