Home / 162,153.66-243,243.42-56,996.22

Finding the Fourth Proportional to 162,153.66, 243,243.42 and 56,996.22

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Solution

The fourth proportional to 162,153.66, 243,243.42 and 56,996.22 is: 85,498.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,153.66 : 243,243.42 = 56,996.22 : x
  2. Step 2: Convert to fraction form
    162,153.66/243,243.42 = 56,996.22/x
  3. Step 3: Cross multiply
    162,153.66x = 243,243.42 × 56,996.22
  4. Step 4: Simplify right side
    162,153.66x = 13,863,955,479.87
  5. Step 5: Solve for x
    x = 13,863,955,479.87/162,153.66
  6. Step 6: Final answer
    x = 85,498.87

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Double scale
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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.