Home / 149,294.07-224,028.59-107,128.71

Finding the Fourth Proportional to 149,294.07, 224,028.59 and 107,128.71

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Solution

The fourth proportional to 149,294.07, 224,028.59 and 107,128.71 is: 160,755.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,294.07 : 224,028.59 = 107,128.71 : x
  2. Step 2: Convert to fraction form
    149,294.07/224,028.59 = 107,128.71/x
  3. Step 3: Cross multiply
    149,294.07x = 224,028.59 × 107,128.71
  4. Step 4: Simplify right side
    149,294.07x = 23,999,893,314.18
  5. Step 5: Solve for x
    x = 23,999,893,314.18/149,294.07
  6. Step 6: Final answer
    x = 160,755.84

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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.