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Finding the Fourth Proportional to 162,624.25, 224,410.59 and 90,022.21

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Solution

The fourth proportional to 162,624.25, 224,410.59 and 90,022.21 is: 124,224.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,624.25 : 224,410.59 = 90,022.21 : x
  2. Step 2: Convert to fraction form
    162,624.25/224,410.59 = 90,022.21/x
  3. Step 3: Cross multiply
    162,624.25x = 224,410.59 × 90,022.21
  4. Step 4: Simplify right side
    162,624.25x = 20,201,937,259.20
  5. Step 5: Solve for x
    x = 20,201,937,259.20/162,624.25
  6. Step 6: Final answer
    x = 124,224.63

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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.