Home / 141,397.93-211,967.72-129,071.44

Finding the Fourth Proportional to 141,397.93, 211,967.72 and 129,071.44

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Solution

The fourth proportional to 141,397.93, 211,967.72 and 129,071.44 is: 193,489.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,397.93 : 211,967.72 = 129,071.44 : x
  2. Step 2: Convert to fraction form
    141,397.93/211,967.72 = 129,071.44/x
  3. Step 3: Cross multiply
    141,397.93x = 211,967.72 × 129,071.44
  4. Step 4: Simplify right side
    141,397.93x = 27,358,978,853.92
  5. Step 5: Solve for x
    x = 27,358,978,853.92/141,397.93
  6. Step 6: Final answer
    x = 193,489.25

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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.