Home / 53,277.76-73,491.37-38,920.03

Finding the Fourth Proportional to 53,277.76, 73,491.37 and 38,920.03

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Solution

The fourth proportional to 53,277.76, 73,491.37 and 38,920.03 is: 53,686.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,277.76 : 73,491.37 = 38,920.03 : x
  2. Step 2: Convert to fraction form
    53,277.76/73,491.37 = 38,920.03/x
  3. Step 3: Cross multiply
    53,277.76x = 73,491.37 × 38,920.03
  4. Step 4: Simplify right side
    53,277.76x = 2,860,286,044.11
  5. Step 5: Solve for x
    x = 2,860,286,044.11/53,277.76
  6. Step 6: Final answer
    x = 53,686.30

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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.