Home / 171,760.10-257,657.83-59,440.13

Finding the Fourth Proportional to 171,760.10, 257,657.83 and 59,440.13

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Solution

The fourth proportional to 171,760.10, 257,657.83 and 59,440.13 is: 89,166.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,760.10 : 257,657.83 = 59,440.13 : x
  2. Step 2: Convert to fraction form
    171,760.10/257,657.83 = 59,440.13/x
  3. Step 3: Cross multiply
    171,760.10x = 257,657.83 × 59,440.13
  4. Step 4: Simplify right side
    171,760.10x = 15,315,215,889.37
  5. Step 5: Solve for x
    x = 15,315,215,889.37/171,760.10
  6. Step 6: Final answer
    x = 89,166.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.