Home / 172,598.22-257,686.61-146,033.46

Finding the Fourth Proportional to 172,598.22, 257,686.61 and 146,033.46

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Solution

The fourth proportional to 172,598.22, 257,686.61 and 146,033.46 is: 218,025.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,598.22 : 257,686.61 = 146,033.46 : x
  2. Step 2: Convert to fraction form
    172,598.22/257,686.61 = 146,033.46/x
  3. Step 3: Cross multiply
    172,598.22x = 257,686.61 × 146,033.46
  4. Step 4: Simplify right side
    172,598.22x = 37,630,866,523.80
  5. Step 5: Solve for x
    x = 37,630,866,523.80/172,598.22
  6. Step 6: Final answer
    x = 218,025.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.