Home / 261,288.51-360,577.89-148,111.26

Finding the Fourth Proportional to 261,288.51, 360,577.89 and 148,111.26

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Solution

The fourth proportional to 261,288.51, 360,577.89 and 148,111.26 is: 204,393.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,288.51 : 360,577.89 = 148,111.26 : x
  2. Step 2: Convert to fraction form
    261,288.51/360,577.89 = 148,111.26/x
  3. Step 3: Cross multiply
    261,288.51x = 360,577.89 × 148,111.26
  4. Step 4: Simplify right side
    261,288.51x = 53,405,645,616.04
  5. Step 5: Solve for x
    x = 53,405,645,616.04/261,288.51
  6. Step 6: Final answer
    x = 204,393.39

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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.