Home / 124,716.02-187,068.33-45,824.45

Finding the Fourth Proportional to 124,716.02, 187,068.33 and 45,824.45

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Solution

The fourth proportional to 124,716.02, 187,068.33 and 45,824.45 is: 68,734.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,716.02 : 187,068.33 = 45,824.45 : x
  2. Step 2: Convert to fraction form
    124,716.02/187,068.33 = 45,824.45/x
  3. Step 3: Cross multiply
    124,716.02x = 187,068.33 × 45,824.45
  4. Step 4: Simplify right side
    124,716.02x = 8,572,302,399.33
  5. Step 5: Solve for x
    x = 8,572,302,399.33/124,716.02
  6. Step 6: Final answer
    x = 68,734.58

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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.