Home / 45,389-62,637.36-25,247.36

Finding the Fourth Proportional to 45,389, 62,637.36 and 25,247.36

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Solution

The fourth proportional to 45,389, 62,637.36 and 25,247.36 is: 34,841.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,389 : 62,637.36 = 25,247.36 : x
  2. Step 2: Convert to fraction form
    45,389/62,637.36 = 25,247.36/x
  3. Step 3: Cross multiply
    45,389x = 62,637.36 × 25,247.36
  4. Step 4: Simplify right side
    45,389x = 1,581,427,977.37
  5. Step 5: Solve for x
    x = 1,581,427,977.37/45,389
  6. Step 6: Final answer
    x = 34,841.66

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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.