Home / 187,417.50-258,631.20-110,940.54

Finding the Fourth Proportional to 187,417.50, 258,631.20 and 110,940.54

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Solution

The fourth proportional to 187,417.50, 258,631.20 and 110,940.54 is: 153,095.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,417.50 : 258,631.20 = 110,940.54 : x
  2. Step 2: Convert to fraction form
    187,417.50/258,631.20 = 110,940.54/x
  3. Step 3: Cross multiply
    187,417.50x = 258,631.20 × 110,940.54
  4. Step 4: Simplify right side
    187,417.50x = 28,692,684,988.85
  5. Step 5: Solve for x
    x = 28,692,684,988.85/187,417.50
  6. Step 6: Final answer
    x = 153,095.02

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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.