Home / 188,559.57-260,210.10-140,376.93

Finding the Fourth Proportional to 188,559.57, 260,210.10 and 140,376.93

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Solution

The fourth proportional to 188,559.57, 260,210.10 and 140,376.93 is: 193,718.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,559.57 : 260,210.10 = 140,376.93 : x
  2. Step 2: Convert to fraction form
    188,559.57/260,210.10 = 140,376.93/x
  3. Step 3: Cross multiply
    188,559.57x = 260,210.10 × 140,376.93
  4. Step 4: Simplify right side
    188,559.57x = 36,527,494,992.99
  5. Step 5: Solve for x
    x = 36,527,494,992.99/188,559.57
  6. Step 6: Final answer
    x = 193,718.60

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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.