Home / 262,197.12-361,878.48-154,760.16

Finding the Fourth Proportional to 262,197.12, 361,878.48 and 154,760.16

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Solution

The fourth proportional to 262,197.12, 361,878.48 and 154,760.16 is: 213,596.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,197.12 : 361,878.48 = 154,760.16 : x
  2. Step 2: Convert to fraction form
    262,197.12/361,878.48 = 154,760.16/x
  3. Step 3: Cross multiply
    262,197.12x = 361,878.48 × 154,760.16
  4. Step 4: Simplify right side
    262,197.12x = 56,004,371,465.36
  5. Step 5: Solve for x
    x = 56,004,371,465.36/262,197.12
  6. Step 6: Final answer
    x = 213,596.44

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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.