Home / 204,215.70-306,323.55-195,030.30

Finding the Fourth Proportional to 204,215.70, 306,323.55 and 195,030.30

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Solution

The fourth proportional to 204,215.70, 306,323.55 and 195,030.30 is: 292,545.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,215.70 : 306,323.55 = 195,030.30 : x
  2. Step 2: Convert to fraction form
    204,215.70/306,323.55 = 195,030.30/x
  3. Step 3: Cross multiply
    204,215.70x = 306,323.55 × 195,030.30
  4. Step 4: Simplify right side
    204,215.70x = 59,742,373,853.57
  5. Step 5: Solve for x
    x = 59,742,373,853.57/204,215.70
  6. Step 6: Final answer
    x = 292,545.45

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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.