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Finding the Fourth Proportional to 171,525.75, 236,705.54 and 104,457.75

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Solution

The fourth proportional to 171,525.75, 236,705.54 and 104,457.75 is: 144,151.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,525.75 : 236,705.54 = 104,457.75 : x
  2. Step 2: Convert to fraction form
    171,525.75/236,705.54 = 104,457.75/x
  3. Step 3: Cross multiply
    171,525.75x = 236,705.54 × 104,457.75
  4. Step 4: Simplify right side
    171,525.75x = 24,725,727,598.65
  5. Step 5: Solve for x
    x = 24,725,727,598.65/171,525.75
  6. Step 6: Final answer
    x = 144,151.70

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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.