Home / 141,984.10-212,976.15-133,323.58

Finding the Fourth Proportional to 141,984.10, 212,976.15 and 133,323.58

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Solution

The fourth proportional to 141,984.10, 212,976.15 and 133,323.58 is: 199,985.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,984.10 : 212,976.15 = 133,323.58 : x
  2. Step 2: Convert to fraction form
    141,984.10/212,976.15 = 133,323.58/x
  3. Step 3: Cross multiply
    141,984.10x = 212,976.15 × 133,323.58
  4. Step 4: Simplify right side
    141,984.10x = 28,394,742,772.62
  5. Step 5: Solve for x
    x = 28,394,742,772.62/141,984.10
  6. Step 6: Final answer
    x = 199,985.37

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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.