Home / 70,036.04-96,657.78-38,994.44

Finding the Fourth Proportional to 70,036.04, 96,657.78 and 38,994.44

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Solution

The fourth proportional to 70,036.04, 96,657.78 and 38,994.44 is: 53,816.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,036.04 : 96,657.78 = 38,994.44 : x
  2. Step 2: Convert to fraction form
    70,036.04/96,657.78 = 38,994.44/x
  3. Step 3: Cross multiply
    70,036.04x = 96,657.78 × 38,994.44
  4. Step 4: Simplify right side
    70,036.04x = 3,769,116,002.74
  5. Step 5: Solve for x
    x = 3,769,116,002.74/70,036.04
  6. Step 6: Final answer
    x = 53,816.81

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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.