Home / 122,159.40-183,174.30-43,276.20

Finding the Fourth Proportional to 122,159.40, 183,174.30 and 43,276.20

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Solution

The fourth proportional to 122,159.40, 183,174.30 and 43,276.20 is: 64,891.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,159.40 : 183,174.30 = 43,276.20 : x
  2. Step 2: Convert to fraction form
    122,159.40/183,174.30 = 43,276.20/x
  3. Step 3: Cross multiply
    122,159.40x = 183,174.30 × 43,276.20
  4. Step 4: Simplify right side
    122,159.40x = 7,927,087,641.66
  5. Step 5: Solve for x
    x = 7,927,087,641.66/122,159.40
  6. Step 6: Final answer
    x = 64,891.34

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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.