Home / 78,695.17-118,008.02-22,522.49

Finding the Fourth Proportional to 78,695.17, 118,008.02 and 22,522.49

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Solution

The fourth proportional to 78,695.17, 118,008.02 and 22,522.49 is: 33,773.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,695.17 : 118,008.02 = 22,522.49 : x
  2. Step 2: Convert to fraction form
    78,695.17/118,008.02 = 22,522.49/x
  3. Step 3: Cross multiply
    78,695.17x = 118,008.02 × 22,522.49
  4. Step 4: Simplify right side
    78,695.17x = 2,657,834,450.37
  5. Step 5: Solve for x
    x = 2,657,834,450.37/78,695.17
  6. Step 6: Final answer
    x = 33,773.79

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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.