Home / 70,039.06-96,652.28-38,209.08

Finding the Fourth Proportional to 70,039.06, 96,652.28 and 38,209.08

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Solution

The fourth proportional to 70,039.06, 96,652.28 and 38,209.08 is: 52,727.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,039.06 : 96,652.28 = 38,209.08 : x
  2. Step 2: Convert to fraction form
    70,039.06/96,652.28 = 38,209.08/x
  3. Step 3: Cross multiply
    70,039.06x = 96,652.28 × 38,209.08
  4. Step 4: Simplify right side
    70,039.06x = 3,692,994,698.70
  5. Step 5: Solve for x
    x = 3,692,994,698.70/70,039.06
  6. Step 6: Final answer
    x = 52,727.65

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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.