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Finding the Fourth Proportional to 167,000.16, 230,495.01 and 153,550.14

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Solution

The fourth proportional to 167,000.16, 230,495.01 and 153,550.14 is: 211,931.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,000.16 : 230,495.01 = 153,550.14 : x
  2. Step 2: Convert to fraction form
    167,000.16/230,495.01 = 153,550.14/x
  3. Step 3: Cross multiply
    167,000.16x = 230,495.01 × 153,550.14
  4. Step 4: Simplify right side
    167,000.16x = 35,392,541,054.80
  5. Step 5: Solve for x
    x = 35,392,541,054.80/167,000.16
  6. Step 6: Final answer
    x = 211,931.18

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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.