Home / 235,205.36-324,583.68-127,775.47

Finding the Fourth Proportional to 235,205.36, 324,583.68 and 127,775.47

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Solution

The fourth proportional to 235,205.36, 324,583.68 and 127,775.47 is: 176,330.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,205.36 : 324,583.68 = 127,775.47 : x
  2. Step 2: Convert to fraction form
    235,205.36/324,583.68 = 127,775.47/x
  3. Step 3: Cross multiply
    235,205.36x = 324,583.68 × 127,775.47
  4. Step 4: Simplify right side
    235,205.36x = 41,473,830,643.41
  5. Step 5: Solve for x
    x = 41,473,830,643.41/235,205.36
  6. Step 6: Final answer
    x = 176,330.30

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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.