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Finding the Fourth Proportional to 115,927.60, 173,826.60 and 49,356.40

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Solution

The fourth proportional to 115,927.60, 173,826.60 and 49,356.40 is: 74,007.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,927.60 : 173,826.60 = 49,356.40 : x
  2. Step 2: Convert to fraction form
    115,927.60/173,826.60 = 49,356.40/x
  3. Step 3: Cross multiply
    115,927.60x = 173,826.60 × 49,356.40
  4. Step 4: Simplify right side
    115,927.60x = 8,579,455,200.24
  5. Step 5: Solve for x
    x = 8,579,455,200.24/115,927.60
  6. Step 6: Final answer
    x = 74,007.01

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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.