Home / 165,732.08-248,521.08-53,391.20

Finding the Fourth Proportional to 165,732.08, 248,521.08 and 53,391.20

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Solution

The fourth proportional to 165,732.08, 248,521.08 and 53,391.20 is: 80,061.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,732.08 : 248,521.08 = 53,391.20 : x
  2. Step 2: Convert to fraction form
    165,732.08/248,521.08 = 53,391.20/x
  3. Step 3: Cross multiply
    165,732.08x = 248,521.08 × 53,391.20
  4. Step 4: Simplify right side
    165,732.08x = 13,268,838,686.50
  5. Step 5: Solve for x
    x = 13,268,838,686.50/165,732.08
  6. Step 6: Final answer
    x = 80,061.98

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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.