Home / 194,521.64-291,571.25-99,621.63

Finding the Fourth Proportional to 194,521.64, 291,571.25 and 99,621.63

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Solution

The fourth proportional to 194,521.64, 291,571.25 and 99,621.63 is: 149,324.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,521.64 : 291,571.25 = 99,621.63 : x
  2. Step 2: Convert to fraction form
    194,521.64/291,571.25 = 99,621.63/x
  3. Step 3: Cross multiply
    194,521.64x = 291,571.25 × 99,621.63
  4. Step 4: Simplify right side
    194,521.64x = 29,046,802,688.03
  5. Step 5: Solve for x
    x = 29,046,802,688.03/194,521.64
  6. Step 6: Final answer
    x = 149,324.28

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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.