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Finding the Fourth Proportional to 163,610.56, 245,415.72 and 52,802.56

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Solution

The fourth proportional to 163,610.56, 245,415.72 and 52,802.56 is: 79,203.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,610.56 : 245,415.72 = 52,802.56 : x
  2. Step 2: Convert to fraction form
    163,610.56/245,415.72 = 52,802.56/x
  3. Step 3: Cross multiply
    163,610.56x = 245,415.72 × 52,802.56
  4. Step 4: Simplify right side
    163,610.56x = 12,958,578,280.24
  5. Step 5: Solve for x
    x = 12,958,578,280.24/163,610.56
  6. Step 6: Final answer
    x = 79,203.80

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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.