Home / 48,012.75-66,247.70-27,590.87

Finding the Fourth Proportional to 48,012.75, 66,247.70 and 27,590.87

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Solution

The fourth proportional to 48,012.75, 66,247.70 and 27,590.87 is: 38,069.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,012.75 : 66,247.70 = 27,590.87 : x
  2. Step 2: Convert to fraction form
    48,012.75/66,247.70 = 27,590.87/x
  3. Step 3: Cross multiply
    48,012.75x = 66,247.70 × 27,590.87
  4. Step 4: Simplify right side
    48,012.75x = 1,827,831,209.31
  5. Step 5: Solve for x
    x = 1,827,831,209.31/48,012.75
  6. Step 6: Final answer
    x = 38,069.70

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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.