Home / 48,504.80-66,931.20-27,283.60

Finding the Fourth Proportional to 48,504.80, 66,931.20 and 27,283.60

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Solution

The fourth proportional to 48,504.80, 66,931.20 and 27,283.60 is: 37,648.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,504.80 : 66,931.20 = 27,283.60 : x
  2. Step 2: Convert to fraction form
    48,504.80/66,931.20 = 27,283.60/x
  3. Step 3: Cross multiply
    48,504.80x = 66,931.20 × 27,283.60
  4. Step 4: Simplify right side
    48,504.80x = 1,826,124,088.32
  5. Step 5: Solve for x
    x = 1,826,124,088.32/48,504.80
  6. Step 6: Final answer
    x = 37,648.32

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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.