Home / 140,367.07-193,726.31-89,363.51

Finding the Fourth Proportional to 140,367.07, 193,726.31 and 89,363.51

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Solution

The fourth proportional to 140,367.07, 193,726.31 and 89,363.51 is: 123,334.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,367.07 : 193,726.31 = 89,363.51 : x
  2. Step 2: Convert to fraction form
    140,367.07/193,726.31 = 89,363.51/x
  3. Step 3: Cross multiply
    140,367.07x = 193,726.31 × 89,363.51
  4. Step 4: Simplify right side
    140,367.07x = 17,312,063,040.95
  5. Step 5: Solve for x
    x = 17,312,063,040.95/140,367.07
  6. Step 6: Final answer
    x = 123,334.22

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1.5x scale

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.