Home / 53,540.12-73,881.30-29,666.28

Finding the Fourth Proportional to 53,540.12, 73,881.30 and 29,666.28

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Solution

The fourth proportional to 53,540.12, 73,881.30 and 29,666.28 is: 40,937.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,540.12 : 73,881.30 = 29,666.28 : x
  2. Step 2: Convert to fraction form
    53,540.12/73,881.30 = 29,666.28/x
  3. Step 3: Cross multiply
    53,540.12x = 73,881.30 × 29,666.28
  4. Step 4: Simplify right side
    53,540.12x = 2,191,783,184.23
  5. Step 5: Solve for x
    x = 2,191,783,184.23/53,540.12
  6. Step 6: Final answer
    x = 40,937.21

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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.