Home / 112,019.94-154,573.90-63,604.22

Finding the Fourth Proportional to 112,019.94, 154,573.90 and 63,604.22

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Solution

The fourth proportional to 112,019.94, 154,573.90 and 63,604.22 is: 87,766.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,019.94 : 154,573.90 = 63,604.22 : x
  2. Step 2: Convert to fraction form
    112,019.94/154,573.90 = 63,604.22/x
  3. Step 3: Cross multiply
    112,019.94x = 154,573.90 × 63,604.22
  4. Step 4: Simplify right side
    112,019.94x = 9,831,551,409.98
  5. Step 5: Solve for x
    x = 9,831,551,409.98/112,019.94
  6. Step 6: Final answer
    x = 87,766.08

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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.