Home / 196,619.20-294,928.80-48,875.20

Finding the Fourth Proportional to 196,619.20, 294,928.80 and 48,875.20

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Solution

The fourth proportional to 196,619.20, 294,928.80 and 48,875.20 is: 73,312.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,619.20 : 294,928.80 = 48,875.20 : x
  2. Step 2: Convert to fraction form
    196,619.20/294,928.80 = 48,875.20/x
  3. Step 3: Cross multiply
    196,619.20x = 294,928.80 × 48,875.20
  4. Step 4: Simplify right side
    196,619.20x = 14,414,704,085.76
  5. Step 5: Solve for x
    x = 14,414,704,085.76/196,619.20
  6. Step 6: Final answer
    x = 73,312.80

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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.