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Finding the Fourth Proportional to 188,594.92, 260,368.59 and 125,018.83

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Solution

The fourth proportional to 188,594.92, 260,368.59 and 125,018.83 is: 172,597.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,594.92 : 260,368.59 = 125,018.83 : x
  2. Step 2: Convert to fraction form
    188,594.92/260,368.59 = 125,018.83/x
  3. Step 3: Cross multiply
    188,594.92x = 260,368.59 × 125,018.83
  4. Step 4: Simplify right side
    188,594.92x = 32,550,976,490.55
  5. Step 5: Solve for x
    x = 32,550,976,490.55/188,594.92
  6. Step 6: Final answer
    x = 172,597.31

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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.