Home / 196,386.22-271,038.27-119,889.28

Finding the Fourth Proportional to 196,386.22, 271,038.27 and 119,889.28

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Solution

The fourth proportional to 196,386.22, 271,038.27 and 119,889.28 is: 165,462.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,386.22 : 271,038.27 = 119,889.28 : x
  2. Step 2: Convert to fraction form
    196,386.22/271,038.27 = 119,889.28/x
  3. Step 3: Cross multiply
    196,386.22x = 271,038.27 × 119,889.28
  4. Step 4: Simplify right side
    196,386.22x = 32,494,583,042.75
  5. Step 5: Solve for x
    x = 32,494,583,042.75/196,386.22
  6. Step 6: Final answer
    x = 165,462.64

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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.