Home / 64,470.08-96,703.20-17,725.76

Finding the Fourth Proportional to 64,470.08, 96,703.20 and 17,725.76

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Solution

The fourth proportional to 64,470.08, 96,703.20 and 17,725.76 is: 26,588.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,470.08 : 96,703.20 = 17,725.76 : x
  2. Step 2: Convert to fraction form
    64,470.08/96,703.20 = 17,725.76/x
  3. Step 3: Cross multiply
    64,470.08x = 96,703.20 × 17,725.76
  4. Step 4: Simplify right side
    64,470.08x = 1,714,137,714.43
  5. Step 5: Solve for x
    x = 1,714,137,714.43/64,470.08
  6. Step 6: Final answer
    x = 26,588.11

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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.