Home / 53,605.59-73,979.64-29,736.78

Finding the Fourth Proportional to 53,605.59, 73,979.64 and 29,736.78

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Solution

The fourth proportional to 53,605.59, 73,979.64 and 29,736.78 is: 41,038.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,605.59 : 73,979.64 = 29,736.78 : x
  2. Step 2: Convert to fraction form
    53,605.59/73,979.64 = 29,736.78/x
  3. Step 3: Cross multiply
    53,605.59x = 73,979.64 × 29,736.78
  4. Step 4: Simplify right side
    53,605.59x = 2,199,916,279.16
  5. Step 5: Solve for x
    x = 2,199,916,279.16/53,605.59
  6. Step 6: Final answer
    x = 41,038.93

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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.