Home / 113,817.48-157,068.26-63,516.52

Finding the Fourth Proportional to 113,817.48, 157,068.26 and 63,516.52

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Solution

The fourth proportional to 113,817.48, 157,068.26 and 63,516.52 is: 87,652.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,817.48 : 157,068.26 = 63,516.52 : x
  2. Step 2: Convert to fraction form
    113,817.48/157,068.26 = 63,516.52/x
  3. Step 3: Cross multiply
    113,817.48x = 157,068.26 × 63,516.52
  4. Step 4: Simplify right side
    113,817.48x = 9,976,429,277.66
  5. Step 5: Solve for x
    x = 9,976,429,277.66/113,817.48
  6. Step 6: Final answer
    x = 87,652.87

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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.