Home / 254,544.18-351,275.31-139,827.66

Finding the Fourth Proportional to 254,544.18, 351,275.31 and 139,827.66

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Solution

The fourth proportional to 254,544.18, 351,275.31 and 139,827.66 is: 192,964.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,544.18 : 351,275.31 = 139,827.66 : x
  2. Step 2: Convert to fraction form
    254,544.18/351,275.31 = 139,827.66/x
  3. Step 3: Cross multiply
    254,544.18x = 351,275.31 × 139,827.66
  4. Step 4: Simplify right side
    254,544.18x = 49,118,004,613.07
  5. Step 5: Solve for x
    x = 49,118,004,613.07/254,544.18
  6. Step 6: Final answer
    x = 192,964.56

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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.