Home / 90,250.04-124,546.02-49,964.51

Finding the Fourth Proportional to 90,250.04, 124,546.02 and 49,964.51

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Solution

The fourth proportional to 90,250.04, 124,546.02 and 49,964.51 is: 68,951.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,250.04 : 124,546.02 = 49,964.51 : x
  2. Step 2: Convert to fraction form
    90,250.04/124,546.02 = 49,964.51/x
  3. Step 3: Cross multiply
    90,250.04x = 124,546.02 × 49,964.51
  4. Step 4: Simplify right side
    90,250.04x = 6,222,880,239.02
  5. Step 5: Solve for x
    x = 6,222,880,239.02/90,250.04
  6. Step 6: Final answer
    x = 68,951.55

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1.5x scale

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.