Home / 90,327.73-124,644.95-50,043.19

Finding the Fourth Proportional to 90,327.73, 124,644.95 and 50,043.19

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Solution

The fourth proportional to 90,327.73, 124,644.95 and 50,043.19 is: 69,055.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,327.73 : 124,644.95 = 50,043.19 : x
  2. Step 2: Convert to fraction form
    90,327.73/124,644.95 = 50,043.19/x
  3. Step 3: Cross multiply
    90,327.73x = 124,644.95 × 50,043.19
  4. Step 4: Simplify right side
    90,327.73x = 6,237,630,915.39
  5. Step 5: Solve for x
    x = 6,237,630,915.39/90,327.73
  6. Step 6: Final answer
    x = 69,055.55

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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.