Home / 49,440.40-74,087.70-42,004.60

Finding the Fourth Proportional to 49,440.40, 74,087.70 and 42,004.60

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Solution

The fourth proportional to 49,440.40, 74,087.70 and 42,004.60 is: 62,944.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,440.40 : 74,087.70 = 42,004.60 : x
  2. Step 2: Convert to fraction form
    49,440.40/74,087.70 = 42,004.60/x
  3. Step 3: Cross multiply
    49,440.40x = 74,087.70 × 42,004.60
  4. Step 4: Simplify right side
    49,440.40x = 3,112,024,203.42
  5. Step 5: Solve for x
    x = 3,112,024,203.42/49,440.40
  6. Step 6: Final answer
    x = 62,944.96

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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.