Home / 64,837.89-89,476.99-36,543.58

Finding the Fourth Proportional to 64,837.89, 89,476.99 and 36,543.58

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Solution

The fourth proportional to 64,837.89, 89,476.99 and 36,543.58 is: 50,430.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,837.89 : 89,476.99 = 36,543.58 : x
  2. Step 2: Convert to fraction form
    64,837.89/89,476.99 = 36,543.58/x
  3. Step 3: Cross multiply
    64,837.89x = 89,476.99 × 36,543.58
  4. Step 4: Simplify right side
    64,837.89x = 3,269,809,227.17
  5. Step 5: Solve for x
    x = 3,269,809,227.17/64,837.89
  6. Step 6: Final answer
    x = 50,430.53

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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.