Home / 94,345.50-130,196.79-51,903.12

Finding the Fourth Proportional to 94,345.50, 130,196.79 and 51,903.12

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Solution

The fourth proportional to 94,345.50, 130,196.79 and 51,903.12 is: 71,626.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,345.50 : 130,196.79 = 51,903.12 : x
  2. Step 2: Convert to fraction form
    94,345.50/130,196.79 = 51,903.12/x
  3. Step 3: Cross multiply
    94,345.50x = 130,196.79 × 51,903.12
  4. Step 4: Simplify right side
    94,345.50x = 6,757,619,614.98
  5. Step 5: Solve for x
    x = 6,757,619,614.98/94,345.50
  6. Step 6: Final answer
    x = 71,626.31

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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.