Home / 256,325.15-353,727.54-141,603.83

Finding the Fourth Proportional to 256,325.15, 353,727.54 and 141,603.83

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Solution

The fourth proportional to 256,325.15, 353,727.54 and 141,603.83 is: 195,412.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,325.15 : 353,727.54 = 141,603.83 : x
  2. Step 2: Convert to fraction form
    256,325.15/353,727.54 = 141,603.83/x
  3. Step 3: Cross multiply
    256,325.15x = 353,727.54 × 141,603.83
  4. Step 4: Simplify right side
    256,325.15x = 50,089,172,671.84
  5. Step 5: Solve for x
    x = 50,089,172,671.84/256,325.15
  6. Step 6: Final answer
    x = 195,412.64

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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.