Home / 187,547.60-258,845.83-107,001.41

Finding the Fourth Proportional to 187,547.60, 258,845.83 and 107,001.41

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Solution

The fourth proportional to 187,547.60, 258,845.83 and 107,001.41 is: 147,679.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,547.60 : 258,845.83 = 107,001.41 : x
  2. Step 2: Convert to fraction form
    187,547.60/258,845.83 = 107,001.41/x
  3. Step 3: Cross multiply
    187,547.60x = 258,845.83 × 107,001.41
  4. Step 4: Simplify right side
    187,547.60x = 27,696,867,220.89
  5. Step 5: Solve for x
    x = 27,696,867,220.89/187,547.60
  6. Step 6: Final answer
    x = 147,679.13

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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.