Home / 86,400.51-119,218.26-48,151.71

Finding the Fourth Proportional to 86,400.51, 119,218.26 and 48,151.71

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Solution

The fourth proportional to 86,400.51, 119,218.26 and 48,151.71 is: 66,441.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,400.51 : 119,218.26 = 48,151.71 : x
  2. Step 2: Convert to fraction form
    86,400.51/119,218.26 = 48,151.71/x
  3. Step 3: Cross multiply
    86,400.51x = 119,218.26 × 48,151.71
  4. Step 4: Simplify right side
    86,400.51x = 5,740,563,082.22
  5. Step 5: Solve for x
    x = 5,740,563,082.22/86,400.51
  6. Step 6: Final answer
    x = 66,441.31

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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.