Home / 53,835.39-74,285.46-29,958.78

Finding the Fourth Proportional to 53,835.39, 74,285.46 and 29,958.78

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Solution

The fourth proportional to 53,835.39, 74,285.46 and 29,958.78 is: 41,339.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,835.39 : 74,285.46 = 29,958.78 : x
  2. Step 2: Convert to fraction form
    53,835.39/74,285.46 = 29,958.78/x
  3. Step 3: Cross multiply
    53,835.39x = 74,285.46 × 29,958.78
  4. Step 4: Simplify right side
    53,835.39x = 2,225,501,753.34
  5. Step 5: Solve for x
    x = 2,225,501,753.34/53,835.39
  6. Step 6: Final answer
    x = 41,339.01

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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.