Home / 140,366.07-193,724.93-89,362.51

Finding the Fourth Proportional to 140,366.07, 193,724.93 and 89,362.51

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Solution

The fourth proportional to 140,366.07, 193,724.93 and 89,362.51 is: 123,332.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,366.07 : 193,724.93 = 89,362.51 : x
  2. Step 2: Convert to fraction form
    140,366.07/193,724.93 = 89,362.51/x
  3. Step 3: Cross multiply
    140,366.07x = 193,724.93 × 89,362.51
  4. Step 4: Simplify right side
    140,366.07x = 17,311,745,733.47
  5. Step 5: Solve for x
    x = 17,311,745,733.47/140,366.07
  6. Step 6: Final answer
    x = 123,332.84

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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.