Home / 185,971.93-256,669.32-113,416.92

Finding the Fourth Proportional to 185,971.93, 256,669.32 and 113,416.92

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Solution

The fourth proportional to 185,971.93, 256,669.32 and 113,416.92 is: 156,532.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,971.93 : 256,669.32 = 113,416.92 : x
  2. Step 2: Convert to fraction form
    185,971.93/256,669.32 = 113,416.92/x
  3. Step 3: Cross multiply
    185,971.93x = 256,669.32 × 113,416.92
  4. Step 4: Simplify right side
    185,971.93x = 29,110,643,732.89
  5. Step 5: Solve for x
    x = 29,110,643,732.89/185,971.93
  6. Step 6: Final answer
    x = 156,532.46

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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.