Home / 185,520.74-256,018.70-104,946.56

Finding the Fourth Proportional to 185,520.74, 256,018.70 and 104,946.56

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Solution

The fourth proportional to 185,520.74, 256,018.70 and 104,946.56 is: 144,826.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,520.74 : 256,018.70 = 104,946.56 : x
  2. Step 2: Convert to fraction form
    185,520.74/256,018.70 = 104,946.56/x
  3. Step 3: Cross multiply
    185,520.74x = 256,018.70 × 104,946.56
  4. Step 4: Simplify right side
    185,520.74x = 26,868,280,842.94
  5. Step 5: Solve for x
    x = 26,868,280,842.94/185,520.74
  6. Step 6: Final answer
    x = 144,826.29

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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.