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Finding the Fourth Proportional to 162,995.92, 225,008.01 and 102,655.22

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Solution

The fourth proportional to 162,995.92, 225,008.01 and 102,655.22 is: 141,710.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,995.92 : 225,008.01 = 102,655.22 : x
  2. Step 2: Convert to fraction form
    162,995.92/225,008.01 = 102,655.22/x
  3. Step 3: Cross multiply
    162,995.92x = 225,008.01 × 102,655.22
  4. Step 4: Simplify right side
    162,995.92x = 23,098,245,643.27
  5. Step 5: Solve for x
    x = 23,098,245,643.27/162,995.92
  6. Step 6: Final answer
    x = 141,710.58

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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.