Home / 53,186.36-73,397.16-29,312.96

Finding the Fourth Proportional to 53,186.36, 73,397.16 and 29,312.96

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Solution

The fourth proportional to 53,186.36, 73,397.16 and 29,312.96 is: 40,451.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,186.36 : 73,397.16 = 29,312.96 : x
  2. Step 2: Convert to fraction form
    53,186.36/73,397.16 = 29,312.96/x
  3. Step 3: Cross multiply
    53,186.36x = 73,397.16 × 29,312.96
  4. Step 4: Simplify right side
    53,186.36x = 2,151,488,015.19
  5. Step 5: Solve for x
    x = 2,151,488,015.19/53,186.36
  6. Step 6: Final answer
    x = 40,451.88

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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.