Home / 49,442.95-74,180.83-19,845.55

Finding the Fourth Proportional to 49,442.95, 74,180.83 and 19,845.55

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Solution

The fourth proportional to 49,442.95, 74,180.83 and 19,845.55 is: 29,774.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,442.95 : 74,180.83 = 19,845.55 : x
  2. Step 2: Convert to fraction form
    49,442.95/74,180.83 = 19,845.55/x
  3. Step 3: Cross multiply
    49,442.95x = 74,180.83 × 19,845.55
  4. Step 4: Simplify right side
    49,442.95x = 1,472,159,370.81
  5. Step 5: Solve for x
    x = 1,472,159,370.81/49,442.95
  6. Step 6: Final answer
    x = 29,774.91

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1.5x scale

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.