Home / 113,906.99-157,188.49-62,918.91

Finding the Fourth Proportional to 113,906.99, 157,188.49 and 62,918.91

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Solution

The fourth proportional to 113,906.99, 157,188.49 and 62,918.91 is: 86,826.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,906.99 : 157,188.49 = 62,918.91 : x
  2. Step 2: Convert to fraction form
    113,906.99/157,188.49 = 62,918.91/x
  3. Step 3: Cross multiply
    113,906.99x = 157,188.49 × 62,918.91
  4. Step 4: Simplify right side
    113,906.99x = 9,890,128,455.35
  5. Step 5: Solve for x
    x = 9,890,128,455.35/113,906.99
  6. Step 6: Final answer
    x = 86,826.35

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1.5x scale

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.