Home / 108,962.76-150,360.51-61,224.06

Finding the Fourth Proportional to 108,962.76, 150,360.51 and 61,224.06

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Solution

The fourth proportional to 108,962.76, 150,360.51 and 61,224.06 is: 84,484.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,962.76 : 150,360.51 = 61,224.06 : x
  2. Step 2: Convert to fraction form
    108,962.76/150,360.51 = 61,224.06/x
  3. Step 3: Cross multiply
    108,962.76x = 150,360.51 × 61,224.06
  4. Step 4: Simplify right side
    108,962.76x = 9,205,680,885.87
  5. Step 5: Solve for x
    x = 9,205,680,885.87/108,962.76
  6. Step 6: Final answer
    x = 84,484.65

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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.