Home / 140,816.27-209,968.47-125,168.29

Finding the Fourth Proportional to 140,816.27, 209,968.47 and 125,168.29

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Solution

The fourth proportional to 140,816.27, 209,968.47 and 125,168.29 is: 186,636.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,816.27 : 209,968.47 = 125,168.29 : x
  2. Step 2: Convert to fraction form
    140,816.27/209,968.47 = 125,168.29/x
  3. Step 3: Cross multiply
    140,816.27x = 209,968.47 × 125,168.29
  4. Step 4: Simplify right side
    140,816.27x = 26,281,393,818.90
  5. Step 5: Solve for x
    x = 26,281,393,818.90/140,816.27
  6. Step 6: Final answer
    x = 186,636.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.