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Finding the Fourth Proportional to 153,245.18, 229,858.43 and 73,339.94

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Solution

The fourth proportional to 153,245.18, 229,858.43 and 73,339.94 is: 110,005.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,245.18 : 229,858.43 = 73,339.94 : x
  2. Step 2: Convert to fraction form
    153,245.18/229,858.43 = 73,339.94/x
  3. Step 3: Cross multiply
    153,245.18x = 229,858.43 × 73,339.94
  4. Step 4: Simplify right side
    153,245.18x = 16,857,803,672.64
  5. Step 5: Solve for x
    x = 16,857,803,672.64/153,245.18
  6. Step 6: Final answer
    x = 110,005.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.