Home / 48,006.27-66,230.18-30,070.05

Finding the Fourth Proportional to 48,006.27, 66,230.18 and 30,070.05

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Solution

The fourth proportional to 48,006.27, 66,230.18 and 30,070.05 is: 41,485.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,006.27 : 66,230.18 = 30,070.05 : x
  2. Step 2: Convert to fraction form
    48,006.27/66,230.18 = 30,070.05/x
  3. Step 3: Cross multiply
    48,006.27x = 66,230.18 × 30,070.05
  4. Step 4: Simplify right side
    48,006.27x = 1,991,544,673.76
  5. Step 5: Solve for x
    x = 1,991,544,673.76/48,006.27
  6. Step 6: Final answer
    x = 41,485.10

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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.