Home / 73,054.74-100,783.53-42,824.73

Finding the Fourth Proportional to 73,054.74, 100,783.53 and 42,824.73

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Solution

The fourth proportional to 73,054.74, 100,783.53 and 42,824.73 is: 59,079.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,054.74 : 100,783.53 = 42,824.73 : x
  2. Step 2: Convert to fraction form
    73,054.74/100,783.53 = 42,824.73/x
  3. Step 3: Cross multiply
    73,054.74x = 100,783.53 × 42,824.73
  4. Step 4: Simplify right side
    73,054.74x = 4,316,027,460.70
  5. Step 5: Solve for x
    x = 4,316,027,460.70/73,054.74
  6. Step 6: Final answer
    x = 59,079.36

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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.