Home / 101,617.54-152,434.20-30,534.63

Finding the Fourth Proportional to 101,617.54, 152,434.20 and 30,534.63

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Solution

The fourth proportional to 101,617.54, 152,434.20 and 30,534.63 is: 45,804.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,617.54 : 152,434.20 = 30,534.63 : x
  2. Step 2: Convert to fraction form
    101,617.54/152,434.20 = 30,534.63/x
  3. Step 3: Cross multiply
    101,617.54x = 152,434.20 × 30,534.63
  4. Step 4: Simplify right side
    101,617.54x = 4,654,521,820.01
  5. Step 5: Solve for x
    x = 4,654,521,820.01/101,617.54
  6. Step 6: Final answer
    x = 45,804.32

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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.