Home / 153,269.96-211,479.36-92,843.15

Finding the Fourth Proportional to 153,269.96, 211,479.36 and 92,843.15

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Solution

The fourth proportional to 153,269.96, 211,479.36 and 92,843.15 is: 128,103.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,269.96 : 211,479.36 = 92,843.15 : x
  2. Step 2: Convert to fraction form
    153,269.96/211,479.36 = 92,843.15/x
  3. Step 3: Cross multiply
    153,269.96x = 211,479.36 × 92,843.15
  4. Step 4: Simplify right side
    153,269.96x = 19,634,408,536.83
  5. Step 5: Solve for x
    x = 19,634,408,536.83/153,269.96
  6. Step 6: Final answer
    x = 128,103.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.