Home / 182,345.13-251,437.91-118,564.65

Finding the Fourth Proportional to 182,345.13, 251,437.91 and 118,564.65

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Solution

The fourth proportional to 182,345.13, 251,437.91 and 118,564.65 is: 163,490.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,345.13 : 251,437.91 = 118,564.65 : x
  2. Step 2: Convert to fraction form
    182,345.13/251,437.91 = 118,564.65/x
  3. Step 3: Cross multiply
    182,345.13x = 251,437.91 × 118,564.65
  4. Step 4: Simplify right side
    182,345.13x = 29,811,647,203.06
  5. Step 5: Solve for x
    x = 29,811,647,203.06/182,345.13
  6. Step 6: Final answer
    x = 163,490.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.