Home / 53,112.29-79,631.52-23,513.99

Finding the Fourth Proportional to 53,112.29, 79,631.52 and 23,513.99

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Solution

The fourth proportional to 53,112.29, 79,631.52 and 23,513.99 is: 35,254.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,112.29 : 79,631.52 = 23,513.99 : x
  2. Step 2: Convert to fraction form
    53,112.29/79,631.52 = 23,513.99/x
  3. Step 3: Cross multiply
    53,112.29x = 79,631.52 × 23,513.99
  4. Step 4: Simplify right side
    53,112.29x = 1,872,454,366.81
  5. Step 5: Solve for x
    x = 1,872,454,366.81/53,112.29
  6. Step 6: Final answer
    x = 35,254.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.