Home / 112,161.94-168,236.31-42,035.38

Finding the Fourth Proportional to 112,161.94, 168,236.31 and 42,035.38

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Solution

The fourth proportional to 112,161.94, 168,236.31 and 42,035.38 is: 63,050.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,161.94 : 168,236.31 = 42,035.38 : x
  2. Step 2: Convert to fraction form
    112,161.94/168,236.31 = 42,035.38/x
  3. Step 3: Cross multiply
    112,161.94x = 168,236.31 × 42,035.38
  4. Step 4: Simplify right side
    112,161.94x = 7,071,877,220.65
  5. Step 5: Solve for x
    x = 7,071,877,220.65/112,161.94
  6. Step 6: Final answer
    x = 63,050.60

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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.