Home / 86,556.42-129,851.47-33,244.50

Finding the Fourth Proportional to 86,556.42, 129,851.47 and 33,244.50

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Solution

The fourth proportional to 86,556.42, 129,851.47 and 33,244.50 is: 49,873.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,556.42 : 129,851.47 = 33,244.50 : x
  2. Step 2: Convert to fraction form
    86,556.42/129,851.47 = 33,244.50/x
  3. Step 3: Cross multiply
    86,556.42x = 129,851.47 × 33,244.50
  4. Step 4: Simplify right side
    86,556.42x = 4,316,847,111.30
  5. Step 5: Solve for x
    x = 4,316,847,111.30/86,556.42
  6. Step 6: Final answer
    x = 49,873.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.