Home / 86,572.36-119,533.14-55,963.56

Finding the Fourth Proportional to 86,572.36, 119,533.14 and 55,963.56

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Solution

The fourth proportional to 86,572.36, 119,533.14 and 55,963.56 is: 77,270.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,572.36 : 119,533.14 = 55,963.56 : x
  2. Step 2: Convert to fraction form
    86,572.36/119,533.14 = 55,963.56/x
  3. Step 3: Cross multiply
    86,572.36x = 119,533.14 × 55,963.56
  4. Step 4: Simplify right side
    86,572.36x = 6,689,500,052.38
  5. Step 5: Solve for x
    x = 6,689,500,052.38/86,572.36
  6. Step 6: Final answer
    x = 77,270.62

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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.