Home / 194,494.28-291,574.98-74,637.23

Finding the Fourth Proportional to 194,494.28, 291,574.98 and 74,637.23

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Solution

The fourth proportional to 194,494.28, 291,574.98 and 74,637.23 is: 111,891.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,494.28 : 291,574.98 = 74,637.23 : x
  2. Step 2: Convert to fraction form
    194,494.28/291,574.98 = 74,637.23/x
  3. Step 3: Cross multiply
    194,494.28x = 291,574.98 × 74,637.23
  4. Step 4: Simplify right side
    194,494.28x = 21,762,347,386.63
  5. Step 5: Solve for x
    x = 21,762,347,386.63/194,494.28
  6. Step 6: Final answer
    x = 111,891.97

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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.