Home / 124,717.02-187,069.83-45,825.45

Finding the Fourth Proportional to 124,717.02, 187,069.83 and 45,825.45

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Solution

The fourth proportional to 124,717.02, 187,069.83 and 45,825.45 is: 68,736.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,717.02 : 187,069.83 = 45,825.45 : x
  2. Step 2: Convert to fraction form
    124,717.02/187,069.83 = 45,825.45/x
  3. Step 3: Cross multiply
    124,717.02x = 187,069.83 × 45,825.45
  4. Step 4: Simplify right side
    124,717.02x = 8,572,559,141.17
  5. Step 5: Solve for x
    x = 8,572,559,141.17/124,717.02
  6. Step 6: Final answer
    x = 68,736.08

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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.