Home / 55,076.32-76,005.20-29,925.92

Finding the Fourth Proportional to 55,076.32, 76,005.20 and 29,925.92

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Solution

The fourth proportional to 55,076.32, 76,005.20 and 29,925.92 is: 41,297.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,076.32 : 76,005.20 = 29,925.92 : x
  2. Step 2: Convert to fraction form
    55,076.32/76,005.20 = 29,925.92/x
  3. Step 3: Cross multiply
    55,076.32x = 76,005.20 × 29,925.92
  4. Step 4: Simplify right side
    55,076.32x = 2,274,525,534.78
  5. Step 5: Solve for x
    x = 2,274,525,534.78/55,076.32
  6. Step 6: Final answer
    x = 41,297.70

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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.