Home / 53,741.45-74,159.07-29,866.70

Finding the Fourth Proportional to 53,741.45, 74,159.07 and 29,866.70

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Solution

The fourth proportional to 53,741.45, 74,159.07 and 29,866.70 is: 41,213.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,741.45 : 74,159.07 = 29,866.70 : x
  2. Step 2: Convert to fraction form
    53,741.45/74,159.07 = 29,866.70/x
  3. Step 3: Cross multiply
    53,741.45x = 74,159.07 × 29,866.70
  4. Step 4: Simplify right side
    53,741.45x = 2,214,886,695.97
  5. Step 5: Solve for x
    x = 2,214,886,695.97/53,741.45
  6. Step 6: Final answer
    x = 41,213.75

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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.