Home / 70,036.13-96,649.73-38,205.02

Finding the Fourth Proportional to 70,036.13, 96,649.73 and 38,205.02

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Solution

The fourth proportional to 70,036.13, 96,649.73 and 38,205.02 is: 52,722.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,036.13 : 96,649.73 = 38,205.02 : x
  2. Step 2: Convert to fraction form
    70,036.13/96,649.73 = 38,205.02/x
  3. Step 3: Cross multiply
    70,036.13x = 96,649.73 × 38,205.02
  4. Step 4: Simplify right side
    70,036.13x = 3,692,505,204.78
  5. Step 5: Solve for x
    x = 3,692,505,204.78/70,036.13
  6. Step 6: Final answer
    x = 52,722.87

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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.