Home / 61,851.12-85,354.20-33,556.20

Finding the Fourth Proportional to 61,851.12, 85,354.20 and 33,556.20

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Solution

The fourth proportional to 61,851.12, 85,354.20 and 33,556.20 is: 46,307.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,851.12 : 85,354.20 = 33,556.20 : x
  2. Step 2: Convert to fraction form
    61,851.12/85,354.20 = 33,556.20/x
  3. Step 3: Cross multiply
    61,851.12x = 85,354.20 × 33,556.20
  4. Step 4: Simplify right side
    61,851.12x = 2,864,162,606.04
  5. Step 5: Solve for x
    x = 2,864,162,606.04/61,851.12
  6. Step 6: Final answer
    x = 46,307.37

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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.