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Finding the Fourth Proportional to 113,706.89, 170,597.24 and 54,547.19

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Solution

The fourth proportional to 113,706.89, 170,597.24 and 54,547.19 is: 81,838.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,706.89 : 170,597.24 = 54,547.19 : x
  2. Step 2: Convert to fraction form
    113,706.89/170,597.24 = 54,547.19/x
  3. Step 3: Cross multiply
    113,706.89x = 170,597.24 × 54,547.19
  4. Step 4: Simplify right side
    113,706.89x = 9,305,599,782.33
  5. Step 5: Solve for x
    x = 9,305,599,782.33/113,706.89
  6. Step 6: Final answer
    x = 81,838.49

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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.