Home / 55,360.65-76,390.05-31,482.73

Finding the Fourth Proportional to 55,360.65, 76,390.05 and 31,482.73

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Solution

The fourth proportional to 55,360.65, 76,390.05 and 31,482.73 is: 43,441.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,360.65 : 76,390.05 = 31,482.73 : x
  2. Step 2: Convert to fraction form
    55,360.65/76,390.05 = 31,482.73/x
  3. Step 3: Cross multiply
    55,360.65x = 76,390.05 × 31,482.73
  4. Step 4: Simplify right side
    55,360.65x = 2,404,967,318.84
  5. Step 5: Solve for x
    x = 2,404,967,318.84/55,360.65
  6. Step 6: Final answer
    x = 43,441.82

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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.