Home / 112,333.94-168,417.62-53,100.38

Finding the Fourth Proportional to 112,333.94, 168,417.62 and 53,100.38

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Solution

The fourth proportional to 112,333.94, 168,417.62 and 53,100.38 is: 79,611.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,333.94 : 168,417.62 = 53,100.38 : x
  2. Step 2: Convert to fraction form
    112,333.94/168,417.62 = 53,100.38/x
  3. Step 3: Cross multiply
    112,333.94x = 168,417.62 × 53,100.38
  4. Step 4: Simplify right side
    112,333.94x = 8,943,039,620.70
  5. Step 5: Solve for x
    x = 8,943,039,620.70/112,333.94
  6. Step 6: Final answer
    x = 79,611.20

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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.