Home / 86,237.67-119,009.81-48,511.92

Finding the Fourth Proportional to 86,237.67, 119,009.81 and 48,511.92

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Solution

The fourth proportional to 86,237.67, 119,009.81 and 48,511.92 is: 66,947.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,237.67 : 119,009.81 = 48,511.92 : x
  2. Step 2: Convert to fraction form
    86,237.67/119,009.81 = 48,511.92/x
  3. Step 3: Cross multiply
    86,237.67x = 119,009.81 × 48,511.92
  4. Step 4: Simplify right side
    86,237.67x = 5,773,394,139.38
  5. Step 5: Solve for x
    x = 5,773,394,139.38/86,237.67
  6. Step 6: Final answer
    x = 66,947.47

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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.