Home / 52,542.04-72,520.14-34,640.20

Finding the Fourth Proportional to 52,542.04, 72,520.14 and 34,640.20

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Solution

The fourth proportional to 52,542.04, 72,520.14 and 34,640.20 is: 47,811.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,542.04 : 72,520.14 = 34,640.20 : x
  2. Step 2: Convert to fraction form
    52,542.04/72,520.14 = 34,640.20/x
  3. Step 3: Cross multiply
    52,542.04x = 72,520.14 × 34,640.20
  4. Step 4: Simplify right side
    52,542.04x = 2,512,112,153.63
  5. Step 5: Solve for x
    x = 2,512,112,153.63/52,542.04
  6. Step 6: Final answer
    x = 47,811.47

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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.