Home / 140,513.04-193,971.27-89,594.07

Finding the Fourth Proportional to 140,513.04, 193,971.27 and 89,594.07

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Solution

The fourth proportional to 140,513.04, 193,971.27 and 89,594.07 is: 123,680.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,513.04 : 193,971.27 = 89,594.07 : x
  2. Step 2: Convert to fraction form
    140,513.04/193,971.27 = 89,594.07/x
  3. Step 3: Cross multiply
    140,513.04x = 193,971.27 × 89,594.07
  4. Step 4: Simplify right side
    140,513.04x = 17,378,675,542.37
  5. Step 5: Solve for x
    x = 17,378,675,542.37/140,513.04
  6. Step 6: Final answer
    x = 123,680.16

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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.