Home / 48,504.48-66,953.88-30,611.16

Finding the Fourth Proportional to 48,504.48, 66,953.88 and 30,611.16

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Solution

The fourth proportional to 48,504.48, 66,953.88 and 30,611.16 is: 42,254.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,504.48 : 66,953.88 = 30,611.16 : x
  2. Step 2: Convert to fraction form
    48,504.48/66,953.88 = 30,611.16/x
  3. Step 3: Cross multiply
    48,504.48x = 66,953.88 × 30,611.16
  4. Step 4: Simplify right side
    48,504.48x = 2,049,535,933.30
  5. Step 5: Solve for x
    x = 2,049,535,933.30/48,504.48
  6. Step 6: Final answer
    x = 42,254.57

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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.