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Finding the Fourth Proportional to 185,541.59, 256,039.54 and 104,970.49

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Solution

The fourth proportional to 185,541.59, 256,039.54 and 104,970.49 is: 144,854.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,541.59 : 256,039.54 = 104,970.49 : x
  2. Step 2: Convert to fraction form
    185,541.59/256,039.54 = 104,970.49/x
  3. Step 3: Cross multiply
    185,541.59x = 256,039.54 × 104,970.49
  4. Step 4: Simplify right side
    185,541.59x = 26,876,595,070.65
  5. Step 5: Solve for x
    x = 26,876,595,070.65/185,541.59
  6. Step 6: Final answer
    x = 144,854.83

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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.