Home / 111,915.01-154,437.67-60,926.43

Finding the Fourth Proportional to 111,915.01, 154,437.67 and 60,926.43

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Solution

The fourth proportional to 111,915.01, 154,437.67 and 60,926.43 is: 84,075.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,915.01 : 154,437.67 = 60,926.43 : x
  2. Step 2: Convert to fraction form
    111,915.01/154,437.67 = 60,926.43/x
  3. Step 3: Cross multiply
    111,915.01x = 154,437.67 × 60,926.43
  4. Step 4: Simplify right side
    111,915.01x = 9,409,335,890.62
  5. Step 5: Solve for x
    x = 9,409,335,890.62/111,915.01
  6. Step 6: Final answer
    x = 84,075.73

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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.