Home / 282,262.58-389,522.79-153,201.10

Finding the Fourth Proportional to 282,262.58, 389,522.79 and 153,201.10

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Solution

The fourth proportional to 282,262.58, 389,522.79 and 153,201.10 is: 211,417.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,262.58 : 389,522.79 = 153,201.10 : x
  2. Step 2: Convert to fraction form
    282,262.58/389,522.79 = 153,201.10/x
  3. Step 3: Cross multiply
    282,262.58x = 389,522.79 × 153,201.10
  4. Step 4: Simplify right side
    282,262.58x = 59,675,322,154.65
  5. Step 5: Solve for x
    x = 59,675,322,154.65/282,262.58
  6. Step 6: Final answer
    x = 211,417.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.