Home / 53,427.52-73,731.28-29,554.64

Finding the Fourth Proportional to 53,427.52, 73,731.28 and 29,554.64

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Solution

The fourth proportional to 53,427.52, 73,731.28 and 29,554.64 is: 40,786.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,427.52 : 73,731.28 = 29,554.64 : x
  2. Step 2: Convert to fraction form
    53,427.52/73,731.28 = 29,554.64/x
  3. Step 3: Cross multiply
    53,427.52x = 73,731.28 × 29,554.64
  4. Step 4: Simplify right side
    53,427.52x = 2,179,101,437.14
  5. Step 5: Solve for x
    x = 2,179,101,437.14/53,427.52
  6. Step 6: Final answer
    x = 40,786.12

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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.