Home / 101,851.02-152,777.67-30,774.24

Finding the Fourth Proportional to 101,851.02, 152,777.67 and 30,774.24

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Solution

The fourth proportional to 101,851.02, 152,777.67 and 30,774.24 is: 46,161.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,851.02 : 152,777.67 = 30,774.24 : x
  2. Step 2: Convert to fraction form
    101,851.02/152,777.67 = 30,774.24/x
  3. Step 3: Cross multiply
    101,851.02x = 152,777.67 × 30,774.24
  4. Step 4: Simplify right side
    101,851.02x = 4,701,616,869.21
  5. Step 5: Solve for x
    x = 4,701,616,869.21/101,851.02
  6. Step 6: Final answer
    x = 46,161.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.