Home / 155,915.13-233,685.87-61,086.13

Finding the Fourth Proportional to 155,915.13, 233,685.87 and 61,086.13

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Solution

The fourth proportional to 155,915.13, 233,685.87 and 61,086.13 is: 91,556.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,915.13 : 233,685.87 = 61,086.13 : x
  2. Step 2: Convert to fraction form
    155,915.13/233,685.87 = 61,086.13/x
  3. Step 3: Cross multiply
    155,915.13x = 233,685.87 × 61,086.13
  4. Step 4: Simplify right side
    155,915.13x = 14,274,965,433.98
  5. Step 5: Solve for x
    x = 14,274,965,433.98/155,915.13
  6. Step 6: Final answer
    x = 91,556.00

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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.