Home / 86,403.56-119,239.44-50,590.22

Finding the Fourth Proportional to 86,403.56, 119,239.44 and 50,590.22

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Solution

The fourth proportional to 86,403.56, 119,239.44 and 50,590.22 is: 69,815.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,403.56 : 119,239.44 = 50,590.22 : x
  2. Step 2: Convert to fraction form
    86,403.56/119,239.44 = 50,590.22/x
  3. Step 3: Cross multiply
    86,403.56x = 119,239.44 × 50,590.22
  4. Step 4: Simplify right side
    86,403.56x = 6,032,349,502.28
  5. Step 5: Solve for x
    x = 6,032,349,502.28/86,403.56
  6. Step 6: Final answer
    x = 69,815.98

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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.