Home / 171,222.32-236,266.09-98,648.95

Finding the Fourth Proportional to 171,222.32, 236,266.09 and 98,648.95

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Solution

The fourth proportional to 171,222.32, 236,266.09 and 98,648.95 is: 136,123.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,222.32 : 236,266.09 = 98,648.95 : x
  2. Step 2: Convert to fraction form
    171,222.32/236,266.09 = 98,648.95/x
  3. Step 3: Cross multiply
    171,222.32x = 236,266.09 × 98,648.95
  4. Step 4: Simplify right side
    171,222.32x = 23,307,401,699.11
  5. Step 5: Solve for x
    x = 23,307,401,699.11/171,222.32
  6. Step 6: Final answer
    x = 136,123.62

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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.