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Finding the Fourth Proportional to 153,465.60, 230,211.90 and 46,873.62

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Solution

The fourth proportional to 153,465.60, 230,211.90 and 46,873.62 is: 70,314.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,465.60 : 230,211.90 = 46,873.62 : x
  2. Step 2: Convert to fraction form
    153,465.60/230,211.90 = 46,873.62/x
  3. Step 3: Cross multiply
    153,465.60x = 230,211.90 × 46,873.62
  4. Step 4: Simplify right side
    153,465.60x = 10,790,865,120.08
  5. Step 5: Solve for x
    x = 10,790,865,120.08/153,465.60
  6. Step 6: Final answer
    x = 70,314.55

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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.