Home / 94,665.30-130,644.45-54,392.10

Finding the Fourth Proportional to 94,665.30, 130,644.45 and 54,392.10

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Solution

The fourth proportional to 94,665.30, 130,644.45 and 54,392.10 is: 75,064.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,665.30 : 130,644.45 = 54,392.10 : x
  2. Step 2: Convert to fraction form
    94,665.30/130,644.45 = 54,392.10/x
  3. Step 3: Cross multiply
    94,665.30x = 130,644.45 × 54,392.10
  4. Step 4: Simplify right side
    94,665.30x = 7,106,025,988.85
  5. Step 5: Solve for x
    x = 7,106,025,988.85/94,665.30
  6. Step 6: Final answer
    x = 75,064.74

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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.