Home / 101,184.72-151,750.61-30,088.21

Finding the Fourth Proportional to 101,184.72, 151,750.61 and 30,088.21

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Solution

The fourth proportional to 101,184.72, 151,750.61 and 30,088.21 is: 45,124.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,184.72 : 151,750.61 = 30,088.21 : x
  2. Step 2: Convert to fraction form
    101,184.72/151,750.61 = 30,088.21/x
  3. Step 3: Cross multiply
    101,184.72x = 151,750.61 × 30,088.21
  4. Step 4: Simplify right side
    101,184.72x = 4,565,904,221.31
  5. Step 5: Solve for x
    x = 4,565,904,221.31/101,184.72
  6. Step 6: Final answer
    x = 45,124.44

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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.