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Finding the Fourth Proportional to 94,367.54, 130,230.79 and 54,089.07

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Solution

The fourth proportional to 94,367.54, 130,230.79 and 54,089.07 is: 74,644.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,367.54 : 130,230.79 = 54,089.07 : x
  2. Step 2: Convert to fraction form
    94,367.54/130,230.79 = 54,089.07/x
  3. Step 3: Cross multiply
    94,367.54x = 130,230.79 × 54,089.07
  4. Step 4: Simplify right side
    94,367.54x = 7,044,062,316.47
  5. Step 5: Solve for x
    x = 7,044,062,316.47/94,367.54
  6. Step 6: Final answer
    x = 74,644.98

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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.