Home / 112,123.33-168,208.08-45,563.32

Finding the Fourth Proportional to 112,123.33, 168,208.08 and 45,563.32

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Solution

The fourth proportional to 112,123.33, 168,208.08 and 45,563.32 is: 68,354.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,123.33 : 168,208.08 = 45,563.32 : x
  2. Step 2: Convert to fraction form
    112,123.33/168,208.08 = 45,563.32/x
  3. Step 3: Cross multiply
    112,123.33x = 168,208.08 × 45,563.32
  4. Step 4: Simplify right side
    112,123.33x = 7,664,118,575.63
  5. Step 5: Solve for x
    x = 7,664,118,575.63/112,123.33
  6. Step 6: Final answer
    x = 68,354.36

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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.