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Finding the Fourth Proportional to 94,213.92, 130,014.80 and 53,927.52

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Solution

The fourth proportional to 94,213.92, 130,014.80 and 53,927.52 is: 74,419.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,213.92 : 130,014.80 = 53,927.52 : x
  2. Step 2: Convert to fraction form
    94,213.92/130,014.80 = 53,927.52/x
  3. Step 3: Cross multiply
    94,213.92x = 130,014.80 × 53,927.52
  4. Step 4: Simplify right side
    94,213.92x = 7,011,375,727.30
  5. Step 5: Solve for x
    x = 7,011,375,727.30/94,213.92
  6. Step 6: Final answer
    x = 74,419.74

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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.