Home / 194,439.90-291,331.80-94,384.65

Finding the Fourth Proportional to 194,439.90, 291,331.80 and 94,384.65

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Solution

The fourth proportional to 194,439.90, 291,331.80 and 94,384.65 is: 141,417.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,439.90 : 291,331.80 = 94,384.65 : x
  2. Step 2: Convert to fraction form
    194,439.90/291,331.80 = 94,384.65/x
  3. Step 3: Cross multiply
    194,439.90x = 291,331.80 × 94,384.65
  4. Step 4: Simplify right side
    194,439.90x = 27,497,249,976.87
  5. Step 5: Solve for x
    x = 27,497,249,976.87/194,439.90
  6. Step 6: Final answer
    x = 141,417.73

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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.