Home / 54,441.67-75,130.59-30,570.70

Finding the Fourth Proportional to 54,441.67, 75,130.59 and 30,570.70

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Solution

The fourth proportional to 54,441.67, 75,130.59 and 30,570.70 is: 42,188.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,441.67 : 75,130.59 = 30,570.70 : x
  2. Step 2: Convert to fraction form
    54,441.67/75,130.59 = 30,570.70/x
  3. Step 3: Cross multiply
    54,441.67x = 75,130.59 × 30,570.70
  4. Step 4: Simplify right side
    54,441.67x = 2,296,794,727.71
  5. Step 5: Solve for x
    x = 2,296,794,727.71/54,441.67
  6. Step 6: Final answer
    x = 42,188.18

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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.