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Finding the Fourth Proportional to 153,503.43, 230,255.15 and 46,883.08

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Solution

The fourth proportional to 153,503.43, 230,255.15 and 46,883.08 is: 70,324.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,503.43 : 230,255.15 = 46,883.08 : x
  2. Step 2: Convert to fraction form
    153,503.43/230,255.15 = 46,883.08/x
  3. Step 3: Cross multiply
    153,503.43x = 230,255.15 × 46,883.08
  4. Step 4: Simplify right side
    153,503.43x = 10,795,071,714.43
  5. Step 5: Solve for x
    x = 10,795,071,714.43/153,503.43
  6. Step 6: Final answer
    x = 70,324.63

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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.