Home / 260,530.61-359,418.12-153,052.16

Finding the Fourth Proportional to 260,530.61, 359,418.12 and 153,052.16

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Solution

The fourth proportional to 260,530.61, 359,418.12 and 153,052.16 is: 211,144.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,530.61 : 359,418.12 = 153,052.16 : x
  2. Step 2: Convert to fraction form
    260,530.61/359,418.12 = 153,052.16/x
  3. Step 3: Cross multiply
    260,530.61x = 359,418.12 × 153,052.16
  4. Step 4: Simplify right side
    260,530.61x = 55,009,719,609.14
  5. Step 5: Solve for x
    x = 55,009,719,609.14/260,530.61
  6. Step 6: Final answer
    x = 211,144.94

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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.