Home / 66,085.13-99,127.23-16,165.95

Finding the Fourth Proportional to 66,085.13, 99,127.23 and 16,165.95

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Solution

The fourth proportional to 66,085.13, 99,127.23 and 16,165.95 is: 24,248.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,085.13 : 99,127.23 = 16,165.95 : x
  2. Step 2: Convert to fraction form
    66,085.13/99,127.23 = 16,165.95/x
  3. Step 3: Cross multiply
    66,085.13x = 99,127.23 × 16,165.95
  4. Step 4: Simplify right side
    66,085.13x = 1,602,485,843.82
  5. Step 5: Solve for x
    x = 1,602,485,843.82/66,085.13
  6. Step 6: Final answer
    x = 24,248.81

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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.