Home / 130,787.06-196,182.45-37,292.81

Finding the Fourth Proportional to 130,787.06, 196,182.45 and 37,292.81

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Solution

The fourth proportional to 130,787.06, 196,182.45 and 37,292.81 is: 55,939.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,787.06 : 196,182.45 = 37,292.81 : x
  2. Step 2: Convert to fraction form
    130,787.06/196,182.45 = 37,292.81/x
  3. Step 3: Cross multiply
    130,787.06x = 196,182.45 × 37,292.81
  4. Step 4: Simplify right side
    130,787.06x = 7,316,195,323.64
  5. Step 5: Solve for x
    x = 7,316,195,323.64/130,787.06
  6. Step 6: Final answer
    x = 55,939.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.