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Finding the Fourth Proportional to 94,632.78, 130,596.16 and 54,354.63

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Solution

The fourth proportional to 94,632.78, 130,596.16 and 54,354.63 is: 75,011.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,632.78 : 130,596.16 = 54,354.63 : x
  2. Step 2: Convert to fraction form
    94,632.78/130,596.16 = 54,354.63/x
  3. Step 3: Cross multiply
    94,632.78x = 130,596.16 × 54,354.63
  4. Step 4: Simplify right side
    94,632.78x = 7,098,505,956.22
  5. Step 5: Solve for x
    x = 7,098,505,956.22/94,632.78
  6. Step 6: Final answer
    x = 75,011.07

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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.