Home / 53,538.24-73,815.60-34,384.20

Finding the Fourth Proportional to 53,538.24, 73,815.60 and 34,384.20

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Solution

The fourth proportional to 53,538.24, 73,815.60 and 34,384.20 is: 47,407.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,538.24 : 73,815.60 = 34,384.20 : x
  2. Step 2: Convert to fraction form
    53,538.24/73,815.60 = 34,384.20/x
  3. Step 3: Cross multiply
    53,538.24x = 73,815.60 × 34,384.20
  4. Step 4: Simplify right side
    53,538.24x = 2,538,090,353.52
  5. Step 5: Solve for x
    x = 2,538,090,353.52/53,538.24
  6. Step 6: Final answer
    x = 47,407.06

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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.