Home / 148,566.95-205,000.74-84,892.44

Finding the Fourth Proportional to 148,566.95, 205,000.74 and 84,892.44

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Solution

The fourth proportional to 148,566.95, 205,000.74 and 84,892.44 is: 117,139.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,566.95 : 205,000.74 = 84,892.44 : x
  2. Step 2: Convert to fraction form
    148,566.95/205,000.74 = 84,892.44/x
  3. Step 3: Cross multiply
    148,566.95x = 205,000.74 × 84,892.44
  4. Step 4: Simplify right side
    148,566.95x = 17,403,013,020.41
  5. Step 5: Solve for x
    x = 17,403,013,020.41/148,566.95
  6. Step 6: Final answer
    x = 117,139.20

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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.