Home / 53,901.36-80,822.88-18,352.08

Finding the Fourth Proportional to 53,901.36, 80,822.88 and 18,352.08

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Solution

The fourth proportional to 53,901.36, 80,822.88 and 18,352.08 is: 27,518.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,901.36 : 80,822.88 = 18,352.08 : x
  2. Step 2: Convert to fraction form
    53,901.36/80,822.88 = 18,352.08/x
  3. Step 3: Cross multiply
    53,901.36x = 80,822.88 × 18,352.08
  4. Step 4: Simplify right side
    53,901.36x = 1,483,267,959.59
  5. Step 5: Solve for x
    x = 1,483,267,959.59/53,901.36
  6. Step 6: Final answer
    x = 27,518.19

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1.5x scale

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.