Home / 53,934.60-81,193.08-48,509.40

Finding the Fourth Proportional to 53,934.60, 81,193.08 and 48,509.40

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Solution

The fourth proportional to 53,934.60, 81,193.08 and 48,509.40 is: 73,025.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,934.60 : 81,193.08 = 48,509.40 : x
  2. Step 2: Convert to fraction form
    53,934.60/81,193.08 = 48,509.40/x
  3. Step 3: Cross multiply
    53,934.60x = 81,193.08 × 48,509.40
  4. Step 4: Simplify right side
    53,934.60x = 3,938,627,594.95
  5. Step 5: Solve for x
    x = 3,938,627,594.95/53,934.60
  6. Step 6: Final answer
    x = 73,025.99

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.