Home / 86,530.56-119,412.27-48,804.81

Finding the Fourth Proportional to 86,530.56, 119,412.27 and 48,804.81

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Solution

The fourth proportional to 86,530.56, 119,412.27 and 48,804.81 is: 67,350.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,530.56 : 119,412.27 = 48,804.81 : x
  2. Step 2: Convert to fraction form
    86,530.56/119,412.27 = 48,804.81/x
  3. Step 3: Cross multiply
    86,530.56x = 119,412.27 × 48,804.81
  4. Step 4: Simplify right side
    86,530.56x = 5,827,893,149.02
  5. Step 5: Solve for x
    x = 5,827,893,149.02/86,530.56
  6. Step 6: Final answer
    x = 67,350.69

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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.