Home / 86,534.46-119,419.11-50,750.28

Finding the Fourth Proportional to 86,534.46, 119,419.11 and 50,750.28

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Solution

The fourth proportional to 86,534.46, 119,419.11 and 50,750.28 is: 70,036.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,534.46 : 119,419.11 = 50,750.28 : x
  2. Step 2: Convert to fraction form
    86,534.46/119,419.11 = 50,750.28/x
  3. Step 3: Cross multiply
    86,534.46x = 119,419.11 × 50,750.28
  4. Step 4: Simplify right side
    86,534.46x = 6,060,553,269.85
  5. Step 5: Solve for x
    x = 6,060,553,269.85/86,534.46
  6. Step 6: Final answer
    x = 70,036.30

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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.