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Finding the Fourth Proportional to 162,094.05, 223,710.93 and 90,488.97

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Solution

The fourth proportional to 162,094.05, 223,710.93 and 90,488.97 is: 124,886.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,094.05 : 223,710.93 = 90,488.97 : x
  2. Step 2: Convert to fraction form
    162,094.05/223,710.93 = 90,488.97/x
  3. Step 3: Cross multiply
    162,094.05x = 223,710.93 × 90,488.97
  4. Step 4: Simplify right side
    162,094.05x = 20,243,371,633.44
  5. Step 5: Solve for x
    x = 20,243,371,633.44/162,094.05
  6. Step 6: Final answer
    x = 124,886.58

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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.