Home / 86,825.58-119,799.98-52,851.76

Finding the Fourth Proportional to 86,825.58, 119,799.98 and 52,851.76

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Solution

The fourth proportional to 86,825.58, 119,799.98 and 52,851.76 is: 72,923.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,825.58 : 119,799.98 = 52,851.76 : x
  2. Step 2: Convert to fraction form
    86,825.58/119,799.98 = 52,851.76/x
  3. Step 3: Cross multiply
    86,825.58x = 119,799.98 × 52,851.76
  4. Step 4: Simplify right side
    86,825.58x = 6,331,639,790.96
  5. Step 5: Solve for x
    x = 6,331,639,790.96/86,825.58
  6. Step 6: Final answer
    x = 72,923.67

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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.