Home / 65,712.90-98,569.35-37,622.10

Finding the Fourth Proportional to 65,712.90, 98,569.35 and 37,622.10

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Solution

The fourth proportional to 65,712.90, 98,569.35 and 37,622.10 is: 56,433.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,712.90 : 98,569.35 = 37,622.10 : x
  2. Step 2: Convert to fraction form
    65,712.90/98,569.35 = 37,622.10/x
  3. Step 3: Cross multiply
    65,712.90x = 98,569.35 × 37,622.10
  4. Step 4: Simplify right side
    65,712.90x = 3,708,385,942.64
  5. Step 5: Solve for x
    x = 3,708,385,942.64/65,712.90
  6. Step 6: Final answer
    x = 56,433.15

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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.