Home / 235,019.33-324,330.05-127,589.57

Finding the Fourth Proportional to 235,019.33, 324,330.05 and 127,589.57

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Solution

The fourth proportional to 235,019.33, 324,330.05 and 127,589.57 is: 176,075.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,019.33 : 324,330.05 = 127,589.57 : x
  2. Step 2: Convert to fraction form
    235,019.33/324,330.05 = 127,589.57/x
  3. Step 3: Cross multiply
    235,019.33x = 324,330.05 × 127,589.57
  4. Step 4: Simplify right side
    235,019.33x = 41,381,130,979.63
  5. Step 5: Solve for x
    x = 41,381,130,979.63/235,019.33
  6. Step 6: Final answer
    x = 176,075.44

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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.