Home / 167,054.03-230,533.79-90,572.86

Finding the Fourth Proportional to 167,054.03, 230,533.79 and 90,572.86

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Solution

The fourth proportional to 167,054.03, 230,533.79 and 90,572.86 is: 124,990.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,054.03 : 230,533.79 = 90,572.86 : x
  2. Step 2: Convert to fraction form
    167,054.03/230,533.79 = 90,572.86/x
  3. Step 3: Cross multiply
    167,054.03x = 230,533.79 × 90,572.86
  4. Step 4: Simplify right side
    167,054.03x = 20,880,104,686.94
  5. Step 5: Solve for x
    x = 20,880,104,686.94/167,054.03
  6. Step 6: Final answer
    x = 124,990.13

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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.