Home / 554,084.96-831,127.66-133,360.83

Finding the Fourth Proportional to 554,084.96, 831,127.66 and 133,360.83

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Solution

The fourth proportional to 554,084.96, 831,127.66 and 133,360.83 is: 200,041.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,084.96 : 831,127.66 = 133,360.83 : x
  2. Step 2: Convert to fraction form
    554,084.96/831,127.66 = 133,360.83/x
  3. Step 3: Cross multiply
    554,084.96x = 831,127.66 × 133,360.83
  4. Step 4: Simplify right side
    554,084.96x = 110,839,874,573.56
  5. Step 5: Solve for x
    x = 110,839,874,573.56/554,084.96
  6. Step 6: Final answer
    x = 200,041.30

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Similar ratio
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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.