Home / 53,385.75-73,673.62-34,555.68

Finding the Fourth Proportional to 53,385.75, 73,673.62 and 34,555.68

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Solution

The fourth proportional to 53,385.75, 73,673.62 and 34,555.68 is: 47,687.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,385.75 : 73,673.62 = 34,555.68 : x
  2. Step 2: Convert to fraction form
    53,385.75/73,673.62 = 34,555.68/x
  3. Step 3: Cross multiply
    53,385.75x = 73,673.62 × 34,555.68
  4. Step 4: Simplify right side
    53,385.75x = 2,545,841,950.77
  5. Step 5: Solve for x
    x = 2,545,841,950.77/53,385.75
  6. Step 6: Final answer
    x = 47,687.67

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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.