Home / 62,901.36-86,709.96-41,643.72

Finding the Fourth Proportional to 62,901.36, 86,709.96 and 41,643.72

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Solution

The fourth proportional to 62,901.36, 86,709.96 and 41,643.72 is: 57,406.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,901.36 : 86,709.96 = 41,643.72 : x
  2. Step 2: Convert to fraction form
    62,901.36/86,709.96 = 41,643.72/x
  3. Step 3: Cross multiply
    62,901.36x = 86,709.96 × 41,643.72
  4. Step 4: Simplify right side
    62,901.36x = 3,610,925,295.45
  5. Step 5: Solve for x
    x = 3,610,925,295.45/62,901.36
  6. Step 6: Final answer
    x = 57,406.16

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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.