Home / 385,736.45-578,697.01-160,971.84

Finding the Fourth Proportional to 385,736.45, 578,697.01 and 160,971.84

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Solution

The fourth proportional to 385,736.45, 578,697.01 and 160,971.84 is: 241,496.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,736.45 : 578,697.01 = 160,971.84 : x
  2. Step 2: Convert to fraction form
    385,736.45/578,697.01 = 160,971.84/x
  3. Step 3: Cross multiply
    385,736.45x = 578,697.01 × 160,971.84
  4. Step 4: Simplify right side
    385,736.45x = 93,153,922,099.77
  5. Step 5: Solve for x
    x = 93,153,922,099.77/385,736.45
  6. Step 6: Final answer
    x = 241,496.29

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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.