Home / 154,862.36-213,483.85-109,460.24

Finding the Fourth Proportional to 154,862.36, 213,483.85 and 109,460.24

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Solution

The fourth proportional to 154,862.36, 213,483.85 and 109,460.24 is: 150,895.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,862.36 : 213,483.85 = 109,460.24 : x
  2. Step 2: Convert to fraction form
    154,862.36/213,483.85 = 109,460.24/x
  3. Step 3: Cross multiply
    154,862.36x = 213,483.85 × 109,460.24
  4. Step 4: Simplify right side
    154,862.36x = 23,367,993,457.12
  5. Step 5: Solve for x
    x = 23,367,993,457.12/154,862.36
  6. Step 6: Final answer
    x = 150,895.24

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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.