Home / 196,322.40-294,525.45-112,122.90

Finding the Fourth Proportional to 196,322.40, 294,525.45 and 112,122.90

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Solution

The fourth proportional to 196,322.40, 294,525.45 and 112,122.90 is: 168,208.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,322.40 : 294,525.45 = 112,122.90 : x
  2. Step 2: Convert to fraction form
    196,322.40/294,525.45 = 112,122.90/x
  3. Step 3: Cross multiply
    196,322.40x = 294,525.45 × 112,122.90
  4. Step 4: Simplify right side
    196,322.40x = 33,023,047,577.81
  5. Step 5: Solve for x
    x = 33,023,047,577.81/196,322.40
  6. Step 6: Final answer
    x = 168,208.25

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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.