Home / 45,824.40-63,238.32-27,920.16

Finding the Fourth Proportional to 45,824.40, 63,238.32 and 27,920.16

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Solution

The fourth proportional to 45,824.40, 63,238.32 and 27,920.16 is: 38,530.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,824.40 : 63,238.32 = 27,920.16 : x
  2. Step 2: Convert to fraction form
    45,824.40/63,238.32 = 27,920.16/x
  3. Step 3: Cross multiply
    45,824.40x = 63,238.32 × 27,920.16
  4. Step 4: Simplify right side
    45,824.40x = 1,765,624,012.53
  5. Step 5: Solve for x
    x = 1,765,624,012.53/45,824.40
  6. Step 6: Final answer
    x = 38,530.22

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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.