Home / 282,386.40-422,520.87-168,116.24

Finding the Fourth Proportional to 282,386.40, 422,520.87 and 168,116.24

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Solution

The fourth proportional to 282,386.40, 422,520.87 and 168,116.24 is: 251,544.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,386.40 : 422,520.87 = 168,116.24 : x
  2. Step 2: Convert to fraction form
    282,386.40/422,520.87 = 168,116.24/x
  3. Step 3: Cross multiply
    282,386.40x = 422,520.87 × 168,116.24
  4. Step 4: Simplify right side
    282,386.40x = 71,032,617,873.32
  5. Step 5: Solve for x
    x = 71,032,617,873.32/282,386.40
  6. Step 6: Final answer
    x = 251,544.05

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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.