Home / 64,159.28-96,239-17,412.16

Finding the Fourth Proportional to 64,159.28, 96,239 and 17,412.16

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Solution

The fourth proportional to 64,159.28, 96,239 and 17,412.16 is: 26,118.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,159.28 : 96,239 = 17,412.16 : x
  2. Step 2: Convert to fraction form
    64,159.28/96,239 = 17,412.16/x
  3. Step 3: Cross multiply
    64,159.28x = 96,239 × 17,412.16
  4. Step 4: Simplify right side
    64,159.28x = 1,675,728,866.24
  5. Step 5: Solve for x
    x = 1,675,728,866.24/64,159.28
  6. Step 6: Final answer
    x = 26,118.26

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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.