Home / 256,289.02-353,677.44-141,575.56

Finding the Fourth Proportional to 256,289.02, 353,677.44 and 141,575.56

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Solution

The fourth proportional to 256,289.02, 353,677.44 and 141,575.56 is: 195,373.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,289.02 : 353,677.44 = 141,575.56 : x
  2. Step 2: Convert to fraction form
    256,289.02/353,677.44 = 141,575.56/x
  3. Step 3: Cross multiply
    256,289.02x = 353,677.44 × 141,575.56
  4. Step 4: Simplify right side
    256,289.02x = 50,072,081,627.37
  5. Step 5: Solve for x
    x = 50,072,081,627.37/256,289.02
  6. Step 6: Final answer
    x = 195,373.50

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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.