Home / 150,222.63-207,307.23-83,154.63

Finding the Fourth Proportional to 150,222.63, 207,307.23 and 83,154.63

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Solution

The fourth proportional to 150,222.63, 207,307.23 and 83,154.63 is: 114,753.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,222.63 : 207,307.23 = 83,154.63 : x
  2. Step 2: Convert to fraction form
    150,222.63/207,307.23 = 83,154.63/x
  3. Step 3: Cross multiply
    150,222.63x = 207,307.23 × 83,154.63
  4. Step 4: Simplify right side
    150,222.63x = 17,238,556,006.97
  5. Step 5: Solve for x
    x = 17,238,556,006.97/150,222.63
  6. Step 6: Final answer
    x = 114,753.39

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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.