Home / 72,968.04-109,418.04-37,898.28

Finding the Fourth Proportional to 72,968.04, 109,418.04 and 37,898.28

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Solution

The fourth proportional to 72,968.04, 109,418.04 and 37,898.28 is: 56,829.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,968.04 : 109,418.04 = 37,898.28 : x
  2. Step 2: Convert to fraction form
    72,968.04/109,418.04 = 37,898.28/x
  3. Step 3: Cross multiply
    72,968.04x = 109,418.04 × 37,898.28
  4. Step 4: Simplify right side
    72,968.04x = 4,146,755,516.97
  5. Step 5: Solve for x
    x = 4,146,755,516.97/72,968.04
  6. Step 6: Final answer
    x = 56,829.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.