Home / 52,708.38-72,740.79-30,359.58

Finding the Fourth Proportional to 52,708.38, 72,740.79 and 30,359.58

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Solution

The fourth proportional to 52,708.38, 72,740.79 and 30,359.58 is: 41,898.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,708.38 : 72,740.79 = 30,359.58 : x
  2. Step 2: Convert to fraction form
    52,708.38/72,740.79 = 30,359.58/x
  3. Step 3: Cross multiply
    52,708.38x = 72,740.79 × 30,359.58
  4. Step 4: Simplify right side
    52,708.38x = 2,208,379,833.27
  5. Step 5: Solve for x
    x = 2,208,379,833.27/52,708.38
  6. Step 6: Final answer
    x = 41,898.08

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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.