Home / 86,585.73-119,487.16-48,345.93

Finding the Fourth Proportional to 86,585.73, 119,487.16 and 48,345.93

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Solution

The fourth proportional to 86,585.73, 119,487.16 and 48,345.93 is: 66,716.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,585.73 : 119,487.16 = 48,345.93 : x
  2. Step 2: Convert to fraction form
    86,585.73/119,487.16 = 48,345.93/x
  3. Step 3: Cross multiply
    86,585.73x = 119,487.16 × 48,345.93
  4. Step 4: Simplify right side
    86,585.73x = 5,776,717,275.82
  5. Step 5: Solve for x
    x = 5,776,717,275.82/86,585.73
  6. Step 6: Final answer
    x = 66,716.74

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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.