Home / 187,624.76-258,967.73-115,961.63

Finding the Fourth Proportional to 187,624.76, 258,967.73 and 115,961.63

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Solution

The fourth proportional to 187,624.76, 258,967.73 and 115,961.63 is: 160,055.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,624.76 : 258,967.73 = 115,961.63 : x
  2. Step 2: Convert to fraction form
    187,624.76/258,967.73 = 115,961.63/x
  3. Step 3: Cross multiply
    187,624.76x = 258,967.73 × 115,961.63
  4. Step 4: Simplify right side
    187,624.76x = 30,030,319,083.27
  5. Step 5: Solve for x
    x = 30,030,319,083.27/187,624.76
  6. Step 6: Final answer
    x = 160,055.21

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1.5x scale

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.