Home / 69,937.37-96,514.28-38,106.80

Finding the Fourth Proportional to 69,937.37, 96,514.28 and 38,106.80

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Solution

The fourth proportional to 69,937.37, 96,514.28 and 38,106.80 is: 52,587.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,937.37 : 96,514.28 = 38,106.80 : x
  2. Step 2: Convert to fraction form
    69,937.37/96,514.28 = 38,106.80/x
  3. Step 3: Cross multiply
    69,937.37x = 96,514.28 × 38,106.80
  4. Step 4: Simplify right side
    69,937.37x = 3,677,850,701.66
  5. Step 5: Solve for x
    x = 3,677,850,701.66/69,937.37
  6. Step 6: Final answer
    x = 52,587.77

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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.