Home / 54,660.01-75,417.63-30,786.67

Finding the Fourth Proportional to 54,660.01, 75,417.63 and 30,786.67

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Solution

The fourth proportional to 54,660.01, 75,417.63 and 30,786.67 is: 42,478.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,660.01 : 75,417.63 = 30,786.67 : x
  2. Step 2: Convert to fraction form
    54,660.01/75,417.63 = 30,786.67/x
  3. Step 3: Cross multiply
    54,660.01x = 75,417.63 × 30,786.67
  4. Step 4: Simplify right side
    54,660.01x = 2,321,857,686.99
  5. Step 5: Solve for x
    x = 2,321,857,686.99/54,660.01
  6. Step 6: Final answer
    x = 42,478.18

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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.