Home / 77,017.02-106,282.31-43,025.99

Finding the Fourth Proportional to 77,017.02, 106,282.31 and 43,025.99

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Solution

The fourth proportional to 77,017.02, 106,282.31 and 43,025.99 is: 59,375.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,017.02 : 106,282.31 = 43,025.99 : x
  2. Step 2: Convert to fraction form
    77,017.02/106,282.31 = 43,025.99/x
  3. Step 3: Cross multiply
    77,017.02x = 106,282.31 × 43,025.99
  4. Step 4: Simplify right side
    77,017.02x = 4,572,901,700.55
  5. Step 5: Solve for x
    x = 4,572,901,700.55/77,017.02
  6. Step 6: Final answer
    x = 59,375.21

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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.