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Finding the Fourth Proportional to 162,480.06, 224,218.29 and 89,881.06

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Solution

The fourth proportional to 162,480.06, 224,218.29 and 89,881.06 is: 124,033.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,480.06 : 224,218.29 = 89,881.06 : x
  2. Step 2: Convert to fraction form
    162,480.06/224,218.29 = 89,881.06/x
  3. Step 3: Cross multiply
    162,480.06x = 224,218.29 × 89,881.06
  4. Step 4: Simplify right side
    162,480.06x = 20,152,977,576.59
  5. Step 5: Solve for x
    x = 20,152,977,576.59/162,480.06
  6. Step 6: Final answer
    x = 124,033.54

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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.