Home / 117,582.48-176,336.10-38,678.04

Finding the Fourth Proportional to 117,582.48, 176,336.10 and 38,678.04

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Solution

The fourth proportional to 117,582.48, 176,336.10 and 38,678.04 is: 58,004.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,582.48 : 176,336.10 = 38,678.04 : x
  2. Step 2: Convert to fraction form
    117,582.48/176,336.10 = 38,678.04/x
  3. Step 3: Cross multiply
    117,582.48x = 176,336.10 × 38,678.04
  4. Step 4: Simplify right side
    117,582.48x = 6,820,334,729.24
  5. Step 5: Solve for x
    x = 6,820,334,729.24/117,582.48
  6. Step 6: Final answer
    x = 58,004.69

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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.