Home / 56,325.36-84,409.08-43,788

Finding the Fourth Proportional to 56,325.36, 84,409.08 and 43,788

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Solution

The fourth proportional to 56,325.36, 84,409.08 and 43,788 is: 65,620.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,325.36 : 84,409.08 = 43,788 : x
  2. Step 2: Convert to fraction form
    56,325.36/84,409.08 = 43,788/x
  3. Step 3: Cross multiply
    56,325.36x = 84,409.08 × 43,788
  4. Step 4: Simplify right side
    56,325.36x = 3,696,104,795.04
  5. Step 5: Solve for x
    x = 3,696,104,795.04/56,325.36
  6. Step 6: Final answer
    x = 65,620.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.