Home / 190,328.60-285,397.90-62,228.20

Finding the Fourth Proportional to 190,328.60, 285,397.90 and 62,228.20

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Solution

The fourth proportional to 190,328.60, 285,397.90 and 62,228.20 is: 93,311.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,328.60 : 285,397.90 = 62,228.20 : x
  2. Step 2: Convert to fraction form
    190,328.60/285,397.90 = 62,228.20/x
  3. Step 3: Cross multiply
    190,328.60x = 285,397.90 × 62,228.20
  4. Step 4: Simplify right side
    190,328.60x = 17,759,797,081.75
  5. Step 5: Solve for x
    x = 17,759,797,081.75/190,328.60
  6. Step 6: Final answer
    x = 93,311.24

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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.