Home / 86,250.32-119,080.13-59,071.98

Finding the Fourth Proportional to 86,250.32, 119,080.13 and 59,071.98

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Solution

The fourth proportional to 86,250.32, 119,080.13 and 59,071.98 is: 81,556.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,250.32 : 119,080.13 = 59,071.98 : x
  2. Step 2: Convert to fraction form
    86,250.32/119,080.13 = 59,071.98/x
  3. Step 3: Cross multiply
    86,250.32x = 119,080.13 × 59,071.98
  4. Step 4: Simplify right side
    86,250.32x = 7,034,299,057.76
  5. Step 5: Solve for x
    x = 7,034,299,057.76/86,250.32
  6. Step 6: Final answer
    x = 81,556.79

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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.