Home / 112,467.40-168,506.70-73,004.20

Finding the Fourth Proportional to 112,467.40, 168,506.70 and 73,004.20

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Solution

The fourth proportional to 112,467.40, 168,506.70 and 73,004.20 is: 109,380.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,467.40 : 168,506.70 = 73,004.20 : x
  2. Step 2: Convert to fraction form
    112,467.40/168,506.70 = 73,004.20/x
  3. Step 3: Cross multiply
    112,467.40x = 168,506.70 × 73,004.20
  4. Step 4: Simplify right side
    112,467.40x = 12,301,696,828.14
  5. Step 5: Solve for x
    x = 12,301,696,828.14/112,467.40
  6. Step 6: Final answer
    x = 109,380.11

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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.