Home / 94,548.78-130,475.55-51,528.60

Finding the Fourth Proportional to 94,548.78, 130,475.55 and 51,528.60

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Solution

The fourth proportional to 94,548.78, 130,475.55 and 51,528.60 is: 71,108.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,548.78 : 130,475.55 = 51,528.60 : x
  2. Step 2: Convert to fraction form
    94,548.78/130,475.55 = 51,528.60/x
  3. Step 3: Cross multiply
    94,548.78x = 130,475.55 × 51,528.60
  4. Step 4: Simplify right side
    94,548.78x = 6,723,222,618.96
  5. Step 5: Solve for x
    x = 6,723,222,618.96/94,548.78
  6. Step 6: Final answer
    x = 71,108.51

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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.