Home / 94,309.72-130,147.62-51,867.40

Finding the Fourth Proportional to 94,309.72, 130,147.62 and 51,867.40

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Solution

The fourth proportional to 94,309.72, 130,147.62 and 51,867.40 is: 71,577.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,309.72 : 130,147.62 = 51,867.40 : x
  2. Step 2: Convert to fraction form
    94,309.72/130,147.62 = 51,867.40/x
  3. Step 3: Cross multiply
    94,309.72x = 130,147.62 × 51,867.40
  4. Step 4: Simplify right side
    94,309.72x = 6,750,418,665.59
  5. Step 5: Solve for x
    x = 6,750,418,665.59/94,309.72
  6. Step 6: Final answer
    x = 71,577.13

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1.5x scale

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.