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Finding the Fourth Proportional to 132,866.34, 183,406.74 and 97,338.54

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Solution

The fourth proportional to 132,866.34, 183,406.74 and 97,338.54 is: 134,364.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,866.34 : 183,406.74 = 97,338.54 : x
  2. Step 2: Convert to fraction form
    132,866.34/183,406.74 = 97,338.54/x
  3. Step 3: Cross multiply
    132,866.34x = 183,406.74 × 97,338.54
  4. Step 4: Simplify right side
    132,866.34x = 17,852,544,297.76
  5. Step 5: Solve for x
    x = 17,852,544,297.76/132,866.34
  6. Step 6: Final answer
    x = 134,364.69

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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.