Home / 108,453.73-149,664.40-60,706.93

Finding the Fourth Proportional to 108,453.73, 149,664.40 and 60,706.93

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Solution

The fourth proportional to 108,453.73, 149,664.40 and 60,706.93 is: 83,774.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,453.73 : 149,664.40 = 60,706.93 : x
  2. Step 2: Convert to fraction form
    108,453.73/149,664.40 = 60,706.93/x
  3. Step 3: Cross multiply
    108,453.73x = 149,664.40 × 60,706.93
  4. Step 4: Simplify right side
    108,453.73x = 9,085,666,254.29
  5. Step 5: Solve for x
    x = 9,085,666,254.29/108,453.73
  6. Step 6: Final answer
    x = 83,774.59

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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.