Home / 70,036.53-96,651.21-38,205.96

Finding the Fourth Proportional to 70,036.53, 96,651.21 and 38,205.96

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Solution

The fourth proportional to 70,036.53, 96,651.21 and 38,205.96 is: 52,724.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,036.53 : 96,651.21 = 38,205.96 : x
  2. Step 2: Convert to fraction form
    70,036.53/96,651.21 = 38,205.96/x
  3. Step 3: Cross multiply
    70,036.53x = 96,651.21 × 38,205.96
  4. Step 4: Simplify right side
    70,036.53x = 3,692,652,263.21
  5. Step 5: Solve for x
    x = 3,692,652,263.21/70,036.53
  6. Step 6: Final answer
    x = 52,724.66

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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.