Home / 112,283.80-168,428.40-33,400.60

Finding the Fourth Proportional to 112,283.80, 168,428.40 and 33,400.60

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Solution

The fourth proportional to 112,283.80, 168,428.40 and 33,400.60 is: 50,101.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,283.80 : 168,428.40 = 33,400.60 : x
  2. Step 2: Convert to fraction form
    112,283.80/168,428.40 = 33,400.60/x
  3. Step 3: Cross multiply
    112,283.80x = 168,428.40 × 33,400.60
  4. Step 4: Simplify right side
    112,283.80x = 5,625,609,617.04
  5. Step 5: Solve for x
    x = 5,625,609,617.04/112,283.80
  6. Step 6: Final answer
    x = 50,101.70

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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.