Home / 86,404.06-119,240.13-50,590.72

Finding the Fourth Proportional to 86,404.06, 119,240.13 and 50,590.72

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Solution

The fourth proportional to 86,404.06, 119,240.13 and 50,590.72 is: 69,816.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,404.06 : 119,240.13 = 50,590.72 : x
  2. Step 2: Convert to fraction form
    86,404.06/119,240.13 = 50,590.72/x
  3. Step 3: Cross multiply
    86,404.06x = 119,240.13 × 50,590.72
  4. Step 4: Simplify right side
    86,404.06x = 6,032,444,029.59
  5. Step 5: Solve for x
    x = 6,032,444,029.59/86,404.06
  6. Step 6: Final answer
    x = 69,816.67

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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.