Home / 61,913.92-85,442.94-33,621.40

Finding the Fourth Proportional to 61,913.92, 85,442.94 and 33,621.40

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Solution

The fourth proportional to 61,913.92, 85,442.94 and 33,621.40 is: 46,398.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,913.92 : 85,442.94 = 33,621.40 : x
  2. Step 2: Convert to fraction form
    61,913.92/85,442.94 = 33,621.40/x
  3. Step 3: Cross multiply
    61,913.92x = 85,442.94 × 33,621.40
  4. Step 4: Simplify right side
    61,913.92x = 2,872,711,262.92
  5. Step 5: Solve for x
    x = 2,872,711,262.92/61,913.92
  6. Step 6: Final answer
    x = 46,398.47

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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.