Home / 53,475.31-73,794.27-30,813.67

Finding the Fourth Proportional to 53,475.31, 73,794.27 and 30,813.67

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Solution

The fourth proportional to 53,475.31, 73,794.27 and 30,813.67 is: 42,521.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,475.31 : 73,794.27 = 30,813.67 : x
  2. Step 2: Convert to fraction form
    53,475.31/73,794.27 = 30,813.67/x
  3. Step 3: Cross multiply
    53,475.31x = 73,794.27 × 30,813.67
  4. Step 4: Simplify right side
    53,475.31x = 2,273,872,283.67
  5. Step 5: Solve for x
    x = 2,273,872,283.67/53,475.31
  6. Step 6: Final answer
    x = 42,521.91

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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.