Home / 45,447.02-62,747.67-28,458.08

Finding the Fourth Proportional to 45,447.02, 62,747.67 and 28,458.08

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Solution

The fourth proportional to 45,447.02, 62,747.67 and 28,458.08 is: 39,291.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,447.02 : 62,747.67 = 28,458.08 : x
  2. Step 2: Convert to fraction form
    45,447.02/62,747.67 = 28,458.08/x
  3. Step 3: Cross multiply
    45,447.02x = 62,747.67 × 28,458.08
  4. Step 4: Simplify right side
    45,447.02x = 1,785,677,898.94
  5. Step 5: Solve for x
    x = 1,785,677,898.94/45,447.02
  6. Step 6: Final answer
    x = 39,291.42

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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.