Home / 53,186.96-73,398.45-29,313.70

Finding the Fourth Proportional to 53,186.96, 73,398.45 and 29,313.70

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Solution

The fourth proportional to 53,186.96, 73,398.45 and 29,313.70 is: 40,453.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,186.96 : 73,398.45 = 29,313.70 : x
  2. Step 2: Convert to fraction form
    53,186.96/73,398.45 = 29,313.70/x
  3. Step 3: Cross multiply
    53,186.96x = 73,398.45 × 29,313.70
  4. Step 4: Simplify right side
    53,186.96x = 2,151,580,070.20
  5. Step 5: Solve for x
    x = 2,151,580,070.20/53,186.96
  6. Step 6: Final answer
    x = 40,453.15

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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.