Home / 86,285.40-119,050.61-50,484.21

Finding the Fourth Proportional to 86,285.40, 119,050.61 and 50,484.21

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Solution

The fourth proportional to 86,285.40, 119,050.61 and 50,484.21 is: 69,654.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,285.40 : 119,050.61 = 50,484.21 : x
  2. Step 2: Convert to fraction form
    86,285.40/119,050.61 = 50,484.21/x
  3. Step 3: Cross multiply
    86,285.40x = 119,050.61 × 50,484.21
  4. Step 4: Simplify right side
    86,285.40x = 6,010,175,743.45
  5. Step 5: Solve for x
    x = 6,010,175,743.45/86,285.40
  6. Step 6: Final answer
    x = 69,654.61

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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.