Home / 86,994.60-120,050.56-50,693.74

Finding the Fourth Proportional to 86,994.60, 120,050.56 and 50,693.74

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Solution

The fourth proportional to 86,994.60, 120,050.56 and 50,693.74 is: 69,956.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,994.60 : 120,050.56 = 50,693.74 : x
  2. Step 2: Convert to fraction form
    86,994.60/120,050.56 = 50,693.74/x
  3. Step 3: Cross multiply
    86,994.60x = 120,050.56 × 50,693.74
  4. Step 4: Simplify right side
    86,994.60x = 6,085,811,353.58
  5. Step 5: Solve for x
    x = 6,085,811,353.58/86,994.60
  6. Step 6: Final answer
    x = 69,956.20

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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.