Home / 254,831.10-351,636.36-140,090.82

Finding the Fourth Proportional to 254,831.10, 351,636.36 and 140,090.82

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Solution

The fourth proportional to 254,831.10, 351,636.36 and 140,090.82 is: 193,308.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,831.10 : 351,636.36 = 140,090.82 : x
  2. Step 2: Convert to fraction form
    254,831.10/351,636.36 = 140,090.82/x
  3. Step 3: Cross multiply
    254,831.10x = 351,636.36 × 140,090.82
  4. Step 4: Simplify right side
    254,831.10x = 49,261,026,014.22
  5. Step 5: Solve for x
    x = 49,261,026,014.22/254,831.10
  6. Step 6: Final answer
    x = 193,308.53

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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.