Home / 114,328.07-157,608.21-80,230.92

Finding the Fourth Proportional to 114,328.07, 157,608.21 and 80,230.92

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Solution

The fourth proportional to 114,328.07, 157,608.21 and 80,230.92 is: 110,603.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,328.07 : 157,608.21 = 80,230.92 : x
  2. Step 2: Convert to fraction form
    114,328.07/157,608.21 = 80,230.92/x
  3. Step 3: Cross multiply
    114,328.07x = 157,608.21 × 80,230.92
  4. Step 4: Simplify right side
    114,328.07x = 12,645,051,687.85
  5. Step 5: Solve for x
    x = 12,645,051,687.85/114,328.07
  6. Step 6: Final answer
    x = 110,603.21

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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.