Home / 164,995.16-227,693.43-89,543.66

Finding the Fourth Proportional to 164,995.16, 227,693.43 and 89,543.66

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Solution

The fourth proportional to 164,995.16, 227,693.43 and 89,543.66 is: 123,570.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,995.16 : 227,693.43 = 89,543.66 : x
  2. Step 2: Convert to fraction form
    164,995.16/227,693.43 = 89,543.66/x
  3. Step 3: Cross multiply
    164,995.16x = 227,693.43 × 89,543.66
  4. Step 4: Simplify right side
    164,995.16x = 20,388,501,941.69
  5. Step 5: Solve for x
    x = 20,388,501,941.69/164,995.16
  6. Step 6: Final answer
    x = 123,570.31

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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.