Home / 114,072.06-157,345.29-73,171.46

Finding the Fourth Proportional to 114,072.06, 157,345.29 and 73,171.46

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Solution

The fourth proportional to 114,072.06, 157,345.29 and 73,171.46 is: 100,929.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,072.06 : 157,345.29 = 73,171.46 : x
  2. Step 2: Convert to fraction form
    114,072.06/157,345.29 = 73,171.46/x
  3. Step 3: Cross multiply
    114,072.06x = 157,345.29 × 73,171.46
  4. Step 4: Simplify right side
    114,072.06x = 11,513,184,593.42
  5. Step 5: Solve for x
    x = 11,513,184,593.42/114,072.06
  6. Step 6: Final answer
    x = 100,929.05

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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.