Home / 20,050.02-30,071.52-6,902.64

Finding the Fourth Proportional to 20,050.02, 30,071.52 and 6,902.64

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Solution

The fourth proportional to 20,050.02, 30,071.52 and 6,902.64 is: 10,352.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,050.02 : 30,071.52 = 6,902.64 : x
  2. Step 2: Convert to fraction form
    20,050.02/30,071.52 = 6,902.64/x
  3. Step 3: Cross multiply
    20,050.02x = 30,071.52 × 6,902.64
  4. Step 4: Simplify right side
    20,050.02x = 207,572,876.81
  5. Step 5: Solve for x
    x = 207,572,876.81/20,050.02
  6. Step 6: Final answer
    x = 10,352.75

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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.