Home / 185,702.54-256,285.36-105,144.26

Finding the Fourth Proportional to 185,702.54, 256,285.36 and 105,144.26

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Solution

The fourth proportional to 185,702.54, 256,285.36 and 105,144.26 is: 145,108.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,702.54 : 256,285.36 = 105,144.26 : x
  2. Step 2: Convert to fraction form
    185,702.54/256,285.36 = 105,144.26/x
  3. Step 3: Cross multiply
    185,702.54x = 256,285.36 × 105,144.26
  4. Step 4: Simplify right side
    185,702.54x = 26,946,934,526.03
  5. Step 5: Solve for x
    x = 26,946,934,526.03/185,702.54
  6. Step 6: Final answer
    x = 145,108.06

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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.