Home / 42,601.32-63,804.78-36,354.60

Finding the Fourth Proportional to 42,601.32, 63,804.78 and 36,354.60

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Solution

The fourth proportional to 42,601.32, 63,804.78 and 36,354.60 is: 54,448.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,601.32 : 63,804.78 = 36,354.60 : x
  2. Step 2: Convert to fraction form
    42,601.32/63,804.78 = 36,354.60/x
  3. Step 3: Cross multiply
    42,601.32x = 63,804.78 × 36,354.60
  4. Step 4: Simplify right side
    42,601.32x = 2,319,597,254.99
  5. Step 5: Solve for x
    x = 2,319,597,254.99/42,601.32
  6. Step 6: Final answer
    x = 54,448.95

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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.