Home / 119,531.58-164,946.15-71,773.98

Finding the Fourth Proportional to 119,531.58, 164,946.15 and 71,773.98

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Solution

The fourth proportional to 119,531.58, 164,946.15 and 71,773.98 is: 99,043.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,531.58 : 164,946.15 = 71,773.98 : x
  2. Step 2: Convert to fraction form
    119,531.58/164,946.15 = 71,773.98/x
  3. Step 3: Cross multiply
    119,531.58x = 164,946.15 × 71,773.98
  4. Step 4: Simplify right side
    119,531.58x = 11,838,841,671.18
  5. Step 5: Solve for x
    x = 11,838,841,671.18/119,531.58
  6. Step 6: Final answer
    x = 99,043.63

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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.