Home / 86,302.33-129,287.64-52,925.06

Finding the Fourth Proportional to 86,302.33, 129,287.64 and 52,925.06

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Solution

The fourth proportional to 86,302.33, 129,287.64 and 52,925.06 is: 79,285.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,302.33 : 129,287.64 = 52,925.06 : x
  2. Step 2: Convert to fraction form
    86,302.33/129,287.64 = 52,925.06/x
  3. Step 3: Cross multiply
    86,302.33x = 129,287.64 × 52,925.06
  4. Step 4: Simplify right side
    86,302.33x = 6,842,556,104.26
  5. Step 5: Solve for x
    x = 6,842,556,104.26/86,302.33
  6. Step 6: Final answer
    x = 79,285.88

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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.