Home / 134,256.31-185,278.46-73,831.52

Finding the Fourth Proportional to 134,256.31, 185,278.46 and 73,831.52

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Solution

The fourth proportional to 134,256.31, 185,278.46 and 73,831.52 is: 101,890.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,256.31 : 185,278.46 = 73,831.52 : x
  2. Step 2: Convert to fraction form
    134,256.31/185,278.46 = 73,831.52/x
  3. Step 3: Cross multiply
    134,256.31x = 185,278.46 × 73,831.52
  4. Step 4: Simplify right side
    134,256.31x = 13,679,390,419.10
  5. Step 5: Solve for x
    x = 13,679,390,419.10/134,256.31
  6. Step 6: Final answer
    x = 101,890.11

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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.