Home / 199,423.86-275,205.18-114,557.34

Finding the Fourth Proportional to 199,423.86, 275,205.18 and 114,557.34

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Solution

The fourth proportional to 199,423.86, 275,205.18 and 114,557.34 is: 158,089.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,423.86 : 275,205.18 = 114,557.34 : x
  2. Step 2: Convert to fraction form
    199,423.86/275,205.18 = 114,557.34/x
  3. Step 3: Cross multiply
    199,423.86x = 275,205.18 × 114,557.34
  4. Step 4: Simplify right side
    199,423.86x = 31,526,773,375.02
  5. Step 5: Solve for x
    x = 31,526,773,375.02/199,423.86
  6. Step 6: Final answer
    x = 158,089.27

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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.