Home / 94,406.40-130,280.87-51,964.63

Finding the Fourth Proportional to 94,406.40, 130,280.87 and 51,964.63

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Solution

The fourth proportional to 94,406.40, 130,280.87 and 51,964.63 is: 71,711.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,406.40 : 130,280.87 = 51,964.63 : x
  2. Step 2: Convert to fraction form
    94,406.40/130,280.87 = 51,964.63/x
  3. Step 3: Cross multiply
    94,406.40x = 130,280.87 × 51,964.63
  4. Step 4: Simplify right side
    94,406.40x = 6,769,997,205.63
  5. Step 5: Solve for x
    x = 6,769,997,205.63/94,406.40
  6. Step 6: Final answer
    x = 71,711.21

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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.