Home / 185,520.40-256,018.23-104,946.20

Finding the Fourth Proportional to 185,520.40, 256,018.23 and 104,946.20

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Solution

The fourth proportional to 185,520.40, 256,018.23 and 104,946.20 is: 144,825.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,520.40 : 256,018.23 = 104,946.20 : x
  2. Step 2: Convert to fraction form
    185,520.40/256,018.23 = 104,946.20/x
  3. Step 3: Cross multiply
    185,520.40x = 256,018.23 × 104,946.20
  4. Step 4: Simplify right side
    185,520.40x = 26,868,140,369.23
  5. Step 5: Solve for x
    x = 26,868,140,369.23/185,520.40
  6. Step 6: Final answer
    x = 144,825.80

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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.