Home / 57,931.08-79,951.62-35,283.36

Finding the Fourth Proportional to 57,931.08, 79,951.62 and 35,283.36

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Solution

The fourth proportional to 57,931.08, 79,951.62 and 35,283.36 is: 48,695.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,931.08 : 79,951.62 = 35,283.36 : x
  2. Step 2: Convert to fraction form
    57,931.08/79,951.62 = 35,283.36/x
  3. Step 3: Cross multiply
    57,931.08x = 79,951.62 × 35,283.36
  4. Step 4: Simplify right side
    57,931.08x = 2,820,961,791.04
  5. Step 5: Solve for x
    x = 2,820,961,791.04/57,931.08
  6. Step 6: Final answer
    x = 48,695.14

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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.