Home / 53,554.11-73,905.30-29,681.25

Finding the Fourth Proportional to 53,554.11, 73,905.30 and 29,681.25

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Solution

The fourth proportional to 53,554.11, 73,905.30 and 29,681.25 is: 40,960.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,554.11 : 73,905.30 = 29,681.25 : x
  2. Step 2: Convert to fraction form
    53,554.11/73,905.30 = 29,681.25/x
  3. Step 3: Cross multiply
    53,554.11x = 73,905.30 × 29,681.25
  4. Step 4: Simplify right side
    53,554.11x = 2,193,601,685.63
  5. Step 5: Solve for x
    x = 2,193,601,685.63/53,554.11
  6. Step 6: Final answer
    x = 40,960.47

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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.