Home / 196,386.35-271,038.44-119,889.41

Finding the Fourth Proportional to 196,386.35, 271,038.44 and 119,889.41

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Solution

The fourth proportional to 196,386.35, 271,038.44 and 119,889.41 is: 165,462.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,386.35 : 271,038.44 = 119,889.41 : x
  2. Step 2: Convert to fraction form
    196,386.35/271,038.44 = 119,889.41/x
  3. Step 3: Cross multiply
    196,386.35x = 271,038.44 × 119,889.41
  4. Step 4: Simplify right side
    196,386.35x = 32,494,637,603.45
  5. Step 5: Solve for x
    x = 32,494,637,603.45/196,386.35
  6. Step 6: Final answer
    x = 165,462.82

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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.