Home / 48,516.48-66,970.44-30,623.22

Finding the Fourth Proportional to 48,516.48, 66,970.44 and 30,623.22

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Solution

The fourth proportional to 48,516.48, 66,970.44 and 30,623.22 is: 42,271.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,516.48 : 66,970.44 = 30,623.22 : x
  2. Step 2: Convert to fraction form
    48,516.48/66,970.44 = 30,623.22/x
  3. Step 3: Cross multiply
    48,516.48x = 66,970.44 × 30,623.22
  4. Step 4: Simplify right side
    48,516.48x = 2,050,850,517.62
  5. Step 5: Solve for x
    x = 2,050,850,517.62/48,516.48
  6. Step 6: Final answer
    x = 42,271.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.