Home / 53,158.16-73,357.92-29,284.28

Finding the Fourth Proportional to 53,158.16, 73,357.92 and 29,284.28

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Solution

The fourth proportional to 53,158.16, 73,357.92 and 29,284.28 is: 40,412.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,158.16 : 73,357.92 = 29,284.28 : x
  2. Step 2: Convert to fraction form
    53,158.16/73,357.92 = 29,284.28/x
  3. Step 3: Cross multiply
    53,158.16x = 73,357.92 × 29,284.28
  4. Step 4: Simplify right side
    53,158.16x = 2,148,233,869.50
  5. Step 5: Solve for x
    x = 2,148,233,869.50/53,158.16
  6. Step 6: Final answer
    x = 40,412.12

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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.