Home / 64,543.23-89,060.00-36,243.45

Finding the Fourth Proportional to 64,543.23, 89,060.00 and 36,243.45

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Solution

The fourth proportional to 64,543.23, 89,060.00 and 36,243.45 is: 50,010.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,543.23 : 89,060.00 = 36,243.45 : x
  2. Step 2: Convert to fraction form
    64,543.23/89,060.00 = 36,243.45/x
  3. Step 3: Cross multiply
    64,543.23x = 89,060.00 × 36,243.45
  4. Step 4: Simplify right side
    64,543.23x = 3,227,841,475.78
  5. Step 5: Solve for x
    x = 3,227,841,475.78/64,543.23
  6. Step 6: Final answer
    x = 50,010.54

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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.