Home / 47,048-64,456.64-45,276.80

Finding the Fourth Proportional to 47,048, 64,456.64 and 45,276.80

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Solution

The fourth proportional to 47,048, 64,456.64 and 45,276.80 is: 62,030.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,048 : 64,456.64 = 45,276.80 : x
  2. Step 2: Convert to fraction form
    47,048/64,456.64 = 45,276.80/x
  3. Step 3: Cross multiply
    47,048x = 64,456.64 × 45,276.80
  4. Step 4: Simplify right side
    47,048x = 2,918,390,397.95
  5. Step 5: Solve for x
    x = 2,918,390,397.95/47,048
  6. Step 6: Final answer
    x = 62,030.06

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.