Home / 250,549.36-345,772.25-148,635.16

Finding the Fourth Proportional to 250,549.36, 345,772.25 and 148,635.16

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Solution

The fourth proportional to 250,549.36, 345,772.25 and 148,635.16 is: 205,124.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,549.36 : 345,772.25 = 148,635.16 : x
  2. Step 2: Convert to fraction form
    250,549.36/345,772.25 = 148,635.16/x
  3. Step 3: Cross multiply
    250,549.36x = 345,772.25 × 148,635.16
  4. Step 4: Simplify right side
    250,549.36x = 51,393,913,702.31
  5. Step 5: Solve for x
    x = 51,393,913,702.31/250,549.36
  6. Step 6: Final answer
    x = 205,124.91

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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.