Home / 259,806.96-358,587-152,433.36

Finding the Fourth Proportional to 259,806.96, 358,587 and 152,433.36

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Solution

The fourth proportional to 259,806.96, 358,587 and 152,433.36 is: 210,389.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,806.96 : 358,587 = 152,433.36 : x
  2. Step 2: Convert to fraction form
    259,806.96/358,587 = 152,433.36/x
  3. Step 3: Cross multiply
    259,806.96x = 358,587 × 152,433.36
  4. Step 4: Simplify right side
    259,806.96x = 54,660,621,262.32
  5. Step 5: Solve for x
    x = 54,660,621,262.32/259,806.96
  6. Step 6: Final answer
    x = 210,389.36

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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.