Home / 192,400.45-265,587.53-172,222.43

Finding the Fourth Proportional to 192,400.45, 265,587.53 and 172,222.43

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Solution

The fourth proportional to 192,400.45, 265,587.53 and 172,222.43 is: 237,734.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,400.45 : 265,587.53 = 172,222.43 : x
  2. Step 2: Convert to fraction form
    192,400.45/265,587.53 = 172,222.43/x
  3. Step 3: Cross multiply
    192,400.45x = 265,587.53 × 172,222.43
  4. Step 4: Simplify right side
    192,400.45x = 45,740,127,605.25
  5. Step 5: Solve for x
    x = 45,740,127,605.25/192,400.45
  6. Step 6: Final answer
    x = 237,734.00

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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.