Home / 101,523.02-152,315.70-45,410.33

Finding the Fourth Proportional to 101,523.02, 152,315.70 and 45,410.33

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Solution

The fourth proportional to 101,523.02, 152,315.70 and 45,410.33 is: 68,129.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,523.02 : 152,315.70 = 45,410.33 : x
  2. Step 2: Convert to fraction form
    101,523.02/152,315.70 = 45,410.33/x
  3. Step 3: Cross multiply
    101,523.02x = 152,315.70 × 45,410.33
  4. Step 4: Simplify right side
    101,523.02x = 6,916,706,201.18
  5. Step 5: Solve for x
    x = 6,916,706,201.18/101,523.02
  6. Step 6: Final answer
    x = 68,129.44

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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.