Home / 196,555.40-271,416.57-186,466.23

Finding the Fourth Proportional to 196,555.40, 271,416.57 and 186,466.23

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Solution

The fourth proportional to 196,555.40, 271,416.57 and 186,466.23 is: 257,484.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,555.40 : 271,416.57 = 186,466.23 : x
  2. Step 2: Convert to fraction form
    196,555.40/271,416.57 = 186,466.23/x
  3. Step 3: Cross multiply
    196,555.40x = 271,416.57 × 186,466.23
  4. Step 4: Simplify right side
    196,555.40x = 50,610,024,567.43
  5. Step 5: Solve for x
    x = 50,610,024,567.43/196,555.40
  6. Step 6: Final answer
    x = 257,484.79

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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.