Home / 70,524.08-105,788.64-23,777.36

Finding the Fourth Proportional to 70,524.08, 105,788.64 and 23,777.36

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Solution

The fourth proportional to 70,524.08, 105,788.64 and 23,777.36 is: 35,666.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,524.08 : 105,788.64 = 23,777.36 : x
  2. Step 2: Convert to fraction form
    70,524.08/105,788.64 = 23,777.36/x
  3. Step 3: Cross multiply
    70,524.08x = 105,788.64 × 23,777.36
  4. Step 4: Simplify right side
    70,524.08x = 2,515,374,577.19
  5. Step 5: Solve for x
    x = 2,515,374,577.19/70,524.08
  6. Step 6: Final answer
    x = 35,666.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.