Home / 53,715.36-74,122.56-29,841.60

Finding the Fourth Proportional to 53,715.36, 74,122.56 and 29,841.60

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Solution

The fourth proportional to 53,715.36, 74,122.56 and 29,841.60 is: 41,178.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,715.36 : 74,122.56 = 29,841.60 : x
  2. Step 2: Convert to fraction form
    53,715.36/74,122.56 = 29,841.60/x
  3. Step 3: Cross multiply
    53,715.36x = 74,122.56 × 29,841.60
  4. Step 4: Simplify right side
    53,715.36x = 2,211,935,786.50
  5. Step 5: Solve for x
    x = 2,211,935,786.50/53,715.36
  6. Step 6: Final answer
    x = 41,178.83

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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.