Home / 75,769.08-104,535.94-48,929.74

Finding the Fourth Proportional to 75,769.08, 104,535.94 and 48,929.74

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Solution

The fourth proportional to 75,769.08, 104,535.94 and 48,929.74 is: 67,506.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,769.08 : 104,535.94 = 48,929.74 : x
  2. Step 2: Convert to fraction form
    75,769.08/104,535.94 = 48,929.74/x
  3. Step 3: Cross multiply
    75,769.08x = 104,535.94 × 48,929.74
  4. Step 4: Simplify right side
    75,769.08x = 5,114,916,364.86
  5. Step 5: Solve for x
    x = 5,114,916,364.86/75,769.08
  6. Step 6: Final answer
    x = 67,506.64

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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.