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Finding the Fourth Proportional to 162,024.40, 243,036.60 and 155,463.40

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Solution

The fourth proportional to 162,024.40, 243,036.60 and 155,463.40 is: 233,195.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,024.40 : 243,036.60 = 155,463.40 : x
  2. Step 2: Convert to fraction form
    162,024.40/243,036.60 = 155,463.40/x
  3. Step 3: Cross multiply
    162,024.40x = 243,036.60 × 155,463.40
  4. Step 4: Simplify right side
    162,024.40x = 37,783,296,160.44
  5. Step 5: Solve for x
    x = 37,783,296,160.44/162,024.40
  6. Step 6: Final answer
    x = 233,195.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.