Home / 64,547.20-96,855.20-25,105.60

Finding the Fourth Proportional to 64,547.20, 96,855.20 and 25,105.60

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Solution

The fourth proportional to 64,547.20, 96,855.20 and 25,105.60 is: 37,671.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,547.20 : 96,855.20 = 25,105.60 : x
  2. Step 2: Convert to fraction form
    64,547.20/96,855.20 = 25,105.60/x
  3. Step 3: Cross multiply
    64,547.20x = 96,855.20 × 25,105.60
  4. Step 4: Simplify right side
    64,547.20x = 2,431,607,909.12
  5. Step 5: Solve for x
    x = 2,431,607,909.12/64,547.20
  6. Step 6: Final answer
    x = 37,671.78

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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.