Home / 109,316.07-150,852.24-61,573.86

Finding the Fourth Proportional to 109,316.07, 150,852.24 and 61,573.86

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Solution

The fourth proportional to 109,316.07, 150,852.24 and 61,573.86 is: 84,969.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,316.07 : 150,852.24 = 61,573.86 : x
  2. Step 2: Convert to fraction form
    109,316.07/150,852.24 = 61,573.86/x
  3. Step 3: Cross multiply
    109,316.07x = 150,852.24 × 61,573.86
  4. Step 4: Simplify right side
    109,316.07x = 9,288,554,706.45
  5. Step 5: Solve for x
    x = 9,288,554,706.45/109,316.07
  6. Step 6: Final answer
    x = 84,969.71

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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.