Home / 94,740.81-130,764.31-62,481.26

Finding the Fourth Proportional to 94,740.81, 130,764.31 and 62,481.26

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Solution

The fourth proportional to 94,740.81, 130,764.31 and 62,481.26 is: 86,238.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,740.81 : 130,764.31 = 62,481.26 : x
  2. Step 2: Convert to fraction form
    94,740.81/130,764.31 = 62,481.26/x
  3. Step 3: Cross multiply
    94,740.81x = 130,764.31 × 62,481.26
  4. Step 4: Simplify right side
    94,740.81x = 8,170,319,102.24
  5. Step 5: Solve for x
    x = 8,170,319,102.24/94,740.81
  6. Step 6: Final answer
    x = 86,238.64

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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.