Home / 259,887.06-358,641.41-152,436.51

Finding the Fourth Proportional to 259,887.06, 358,641.41 and 152,436.51

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Solution

The fourth proportional to 259,887.06, 358,641.41 and 152,436.51 is: 210,360.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,887.06 : 358,641.41 = 152,436.51 : x
  2. Step 2: Convert to fraction form
    259,887.06/358,641.41 = 152,436.51/x
  3. Step 3: Cross multiply
    259,887.06x = 358,641.41 × 152,436.51
  4. Step 4: Simplify right side
    259,887.06x = 54,670,044,119.70
  5. Step 5: Solve for x
    x = 54,670,044,119.70/259,887.06
  6. Step 6: Final answer
    x = 210,360.78

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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.