Home / 162,611.72-224,429.62-102,190.58

Finding the Fourth Proportional to 162,611.72, 224,429.62 and 102,190.58

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Solution

The fourth proportional to 162,611.72, 224,429.62 and 102,190.58 is: 141,038.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,611.72 : 224,429.62 = 102,190.58 : x
  2. Step 2: Convert to fraction form
    162,611.72/224,429.62 = 102,190.58/x
  3. Step 3: Cross multiply
    162,611.72x = 224,429.62 × 102,190.58
  4. Step 4: Simplify right side
    162,611.72x = 22,934,593,036.98
  5. Step 5: Solve for x
    x = 22,934,593,036.98/162,611.72
  6. Step 6: Final answer
    x = 141,038.99

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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.