Home / 112,314.96-154,994.12-62,013.60

Finding the Fourth Proportional to 112,314.96, 154,994.12 and 62,013.60

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Solution

The fourth proportional to 112,314.96, 154,994.12 and 62,013.60 is: 85,578.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,314.96 : 154,994.12 = 62,013.60 : x
  2. Step 2: Convert to fraction form
    112,314.96/154,994.12 = 62,013.60/x
  3. Step 3: Cross multiply
    112,314.96x = 154,994.12 × 62,013.60
  4. Step 4: Simplify right side
    112,314.96x = 9,611,743,360.03
  5. Step 5: Solve for x
    x = 9,611,743,360.03/112,314.96
  6. Step 6: Final answer
    x = 85,578.48

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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.