Home / 55,781.04-76,505.88-49,482.48

Finding the Fourth Proportional to 55,781.04, 76,505.88 and 49,482.48

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Solution

The fourth proportional to 55,781.04, 76,505.88 and 49,482.48 is: 67,867.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,781.04 : 76,505.88 = 49,482.48 : x
  2. Step 2: Convert to fraction form
    55,781.04/76,505.88 = 49,482.48/x
  3. Step 3: Cross multiply
    55,781.04x = 76,505.88 × 49,482.48
  4. Step 4: Simplify right side
    55,781.04x = 3,785,700,676.98
  5. Step 5: Solve for x
    x = 3,785,700,676.98/55,781.04
  6. Step 6: Final answer
    x = 67,867.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.