Home / 55,778.32-83,661.40-16,335.78

Finding the Fourth Proportional to 55,778.32, 83,661.40 and 16,335.78

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Solution

The fourth proportional to 55,778.32, 83,661.40 and 16,335.78 is: 24,501.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,778.32 : 83,661.40 = 16,335.78 : x
  2. Step 2: Convert to fraction form
    55,778.32/83,661.40 = 16,335.78/x
  3. Step 3: Cross multiply
    55,778.32x = 83,661.40 × 16,335.78
  4. Step 4: Simplify right side
    55,778.32x = 1,366,674,224.89
  5. Step 5: Solve for x
    x = 1,366,674,224.89/55,778.32
  6. Step 6: Final answer
    x = 24,501.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.