Home / 112,847.08-155,734.34-62,546.12

Finding the Fourth Proportional to 112,847.08, 155,734.34 and 62,546.12

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Solution

The fourth proportional to 112,847.08, 155,734.34 and 62,546.12 is: 86,316.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,847.08 : 155,734.34 = 62,546.12 : x
  2. Step 2: Convert to fraction form
    112,847.08/155,734.34 = 62,546.12/x
  3. Step 3: Cross multiply
    112,847.08x = 155,734.34 × 62,546.12
  4. Step 4: Simplify right side
    112,847.08x = 9,740,578,717.76
  5. Step 5: Solve for x
    x = 9,740,578,717.76/112,847.08
  6. Step 6: Final answer
    x = 86,316.62

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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.