Home / 113,811.93-157,060.47-62,824.68

Finding the Fourth Proportional to 113,811.93, 157,060.47 and 62,824.68

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Solution

The fourth proportional to 113,811.93, 157,060.47 and 62,824.68 is: 86,698.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,811.93 : 157,060.47 = 62,824.68 : x
  2. Step 2: Convert to fraction form
    113,811.93/157,060.47 = 62,824.68/x
  3. Step 3: Cross multiply
    113,811.93x = 157,060.47 × 62,824.68
  4. Step 4: Simplify right side
    113,811.93x = 9,867,273,768.40
  5. Step 5: Solve for x
    x = 9,867,273,768.40/113,811.93
  6. Step 6: Final answer
    x = 86,698.06

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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.