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Finding the Fourth Proportional to 161,509.52, 242,302.62 and 50,701.52

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Solution

The fourth proportional to 161,509.52, 242,302.62 and 50,701.52 is: 76,064.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,509.52 : 242,302.62 = 50,701.52 : x
  2. Step 2: Convert to fraction form
    161,509.52/242,302.62 = 50,701.52/x
  3. Step 3: Cross multiply
    161,509.52x = 242,302.62 × 50,701.52
  4. Step 4: Simplify right side
    161,509.52x = 12,285,111,133.98
  5. Step 5: Solve for x
    x = 12,285,111,133.98/161,509.52
  6. Step 6: Final answer
    x = 76,064.32

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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.