Home / 112,083.40-154,672.96-61,096.60

Finding the Fourth Proportional to 112,083.40, 154,672.96 and 61,096.60

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Solution

The fourth proportional to 112,083.40, 154,672.96 and 61,096.60 is: 84,312.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,083.40 : 154,672.96 = 61,096.60 : x
  2. Step 2: Convert to fraction form
    112,083.40/154,672.96 = 61,096.60/x
  3. Step 3: Cross multiply
    112,083.40x = 154,672.96 × 61,096.60
  4. Step 4: Simplify right side
    112,083.40x = 9,449,991,967.94
  5. Step 5: Solve for x
    x = 9,449,991,967.94/112,083.40
  6. Step 6: Final answer
    x = 84,312.15

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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.