Home / 130,883.64-196,356.23-42,133.83

Finding the Fourth Proportional to 130,883.64, 196,356.23 and 42,133.83

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Solution

The fourth proportional to 130,883.64, 196,356.23 and 42,133.83 is: 63,210.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,883.64 : 196,356.23 = 42,133.83 : x
  2. Step 2: Convert to fraction form
    130,883.64/196,356.23 = 42,133.83/x
  3. Step 3: Cross multiply
    130,883.64x = 196,356.23 × 42,133.83
  4. Step 4: Simplify right side
    130,883.64x = 8,273,240,014.26
  5. Step 5: Solve for x
    x = 8,273,240,014.26/130,883.64
  6. Step 6: Final answer
    x = 63,210.65

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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.