Home / 45,313.09-62,562.30-28,341.36

Finding the Fourth Proportional to 45,313.09, 62,562.30 and 28,341.36

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Solution

The fourth proportional to 45,313.09, 62,562.30 and 28,341.36 is: 39,129.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,313.09 : 62,562.30 = 28,341.36 : x
  2. Step 2: Convert to fraction form
    45,313.09/62,562.30 = 28,341.36/x
  3. Step 3: Cross multiply
    45,313.09x = 62,562.30 × 28,341.36
  4. Step 4: Simplify right side
    45,313.09x = 1,773,100,439.47
  5. Step 5: Solve for x
    x = 1,773,100,439.47/45,313.09
  6. Step 6: Final answer
    x = 39,129.99

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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.