Home / 53,109.67-73,290.95-29,236.75

Finding the Fourth Proportional to 53,109.67, 73,290.95 and 29,236.75

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Solution

The fourth proportional to 53,109.67, 73,290.95 and 29,236.75 is: 40,346.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,109.67 : 73,290.95 = 29,236.75 : x
  2. Step 2: Convert to fraction form
    53,109.67/73,290.95 = 29,236.75/x
  3. Step 3: Cross multiply
    53,109.67x = 73,290.95 × 29,236.75
  4. Step 4: Simplify right side
    53,109.67x = 2,142,789,036.23
  5. Step 5: Solve for x
    x = 2,142,789,036.23/53,109.67
  6. Step 6: Final answer
    x = 40,346.50

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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.