Home / 54,330.51-75,019.46-36,440.85

Finding the Fourth Proportional to 54,330.51, 75,019.46 and 36,440.85

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Solution

The fourth proportional to 54,330.51, 75,019.46 and 36,440.85 is: 50,317.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,330.51 : 75,019.46 = 36,440.85 : x
  2. Step 2: Convert to fraction form
    54,330.51/75,019.46 = 36,440.85/x
  3. Step 3: Cross multiply
    54,330.51x = 75,019.46 × 36,440.85
  4. Step 4: Simplify right side
    54,330.51x = 2,733,772,888.94
  5. Step 5: Solve for x
    x = 2,733,772,888.94/54,330.51
  6. Step 6: Final answer
    x = 50,317.45

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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.