Home / 261,664.03-392,166.91-141,716.26

Finding the Fourth Proportional to 261,664.03, 392,166.91 and 141,716.26

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Solution

The fourth proportional to 261,664.03, 392,166.91 and 141,716.26 is: 212,396.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,664.03 : 392,166.91 = 141,716.26 : x
  2. Step 2: Convert to fraction form
    261,664.03/392,166.91 = 141,716.26/x
  3. Step 3: Cross multiply
    261,664.03x = 392,166.91 × 141,716.26
  4. Step 4: Simplify right side
    261,664.03x = 55,576,427,780.96
  5. Step 5: Solve for x
    x = 55,576,427,780.96/261,664.03
  6. Step 6: Final answer
    x = 212,396.13

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1.5x scale

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.