Home / 92,602.02-138,815.55-84,116.46

Finding the Fourth Proportional to 92,602.02, 138,815.55 and 84,116.46

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Solution

The fourth proportional to 92,602.02, 138,815.55 and 84,116.46 is: 126,095.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,602.02 : 138,815.55 = 84,116.46 : x
  2. Step 2: Convert to fraction form
    92,602.02/138,815.55 = 84,116.46/x
  3. Step 3: Cross multiply
    92,602.02x = 138,815.55 × 84,116.46
  4. Step 4: Simplify right side
    92,602.02x = 11,676,672,658.95
  5. Step 5: Solve for x
    x = 11,676,672,658.95/92,602.02
  6. Step 6: Final answer
    x = 126,095.23

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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.