Home / 53,745.96-74,000.02-48,763.70

Finding the Fourth Proportional to 53,745.96, 74,000.02 and 48,763.70

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Solution

The fourth proportional to 53,745.96, 74,000.02 and 48,763.70 is: 67,140.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,745.96 : 74,000.02 = 48,763.70 : x
  2. Step 2: Convert to fraction form
    53,745.96/74,000.02 = 48,763.70/x
  3. Step 3: Cross multiply
    53,745.96x = 74,000.02 × 48,763.70
  4. Step 4: Simplify right side
    53,745.96x = 3,608,514,775.27
  5. Step 5: Solve for x
    x = 3,608,514,775.27/53,745.96
  6. Step 6: Final answer
    x = 67,140.21

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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.