Home / 187,088.08-258,094.92-107,554

Finding the Fourth Proportional to 187,088.08, 258,094.92 and 107,554

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Solution

The fourth proportional to 187,088.08, 258,094.92 and 107,554 is: 148,374.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,088.08 : 258,094.92 = 107,554 : x
  2. Step 2: Convert to fraction form
    187,088.08/258,094.92 = 107,554/x
  3. Step 3: Cross multiply
    187,088.08x = 258,094.92 × 107,554
  4. Step 4: Simplify right side
    187,088.08x = 27,759,141,025.68
  5. Step 5: Solve for x
    x = 27,759,141,025.68/187,088.08
  6. Step 6: Final answer
    x = 148,374.72

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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.