Home / 53,030.11-73,171.05-29,747.28

Finding the Fourth Proportional to 53,030.11, 73,171.05 and 29,747.28

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Solution

The fourth proportional to 53,030.11, 73,171.05 and 29,747.28 is: 41,045.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,030.11 : 73,171.05 = 29,747.28 : x
  2. Step 2: Convert to fraction form
    53,030.11/73,171.05 = 29,747.28/x
  3. Step 3: Cross multiply
    53,030.11x = 73,171.05 × 29,747.28
  4. Step 4: Simplify right side
    53,030.11x = 2,176,639,563.51
  5. Step 5: Solve for x
    x = 2,176,639,563.51/53,030.11
  6. Step 6: Final answer
    x = 41,045.36

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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.