Home / 112,027.07-154,595.19-61,039.19

Finding the Fourth Proportional to 112,027.07, 154,595.19 and 61,039.19

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Solution

The fourth proportional to 112,027.07, 154,595.19 and 61,039.19 is: 84,232.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,027.07 : 154,595.19 = 61,039.19 : x
  2. Step 2: Convert to fraction form
    112,027.07/154,595.19 = 61,039.19/x
  3. Step 3: Cross multiply
    112,027.07x = 154,595.19 × 61,039.19
  4. Step 4: Simplify right side
    112,027.07x = 9,436,365,175.50
  5. Step 5: Solve for x
    x = 9,436,365,175.50/112,027.07
  6. Step 6: Final answer
    x = 84,232.90

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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.