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Finding the Fourth Proportional to 174,036.42, 260,926.95 and 55,639.62

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Solution

The fourth proportional to 174,036.42, 260,926.95 and 55,639.62 is: 83,418.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,036.42 : 260,926.95 = 55,639.62 : x
  2. Step 2: Convert to fraction form
    174,036.42/260,926.95 = 55,639.62/x
  3. Step 3: Cross multiply
    174,036.42x = 260,926.95 × 55,639.62
  4. Step 4: Simplify right side
    174,036.42x = 14,517,876,345.76
  5. Step 5: Solve for x
    x = 14,517,876,345.76/174,036.42
  6. Step 6: Final answer
    x = 83,418.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.