Home / 253,903.36-350,293.94-151,931.74

Finding the Fourth Proportional to 253,903.36, 350,293.94 and 151,931.74

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Solution

The fourth proportional to 253,903.36, 350,293.94 and 151,931.74 is: 209,610.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,903.36 : 350,293.94 = 151,931.74 : x
  2. Step 2: Convert to fraction form
    253,903.36/350,293.94 = 151,931.74/x
  3. Step 3: Cross multiply
    253,903.36x = 350,293.94 × 151,931.74
  4. Step 4: Simplify right side
    253,903.36x = 53,220,767,815.66
  5. Step 5: Solve for x
    x = 53,220,767,815.66/253,903.36
  6. Step 6: Final answer
    x = 209,610.33

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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.