Home / 117,626.45-176,332.73-42,714.41

Finding the Fourth Proportional to 117,626.45, 176,332.73 and 42,714.41

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Solution

The fourth proportional to 117,626.45, 176,332.73 and 42,714.41 is: 64,032.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,626.45 : 176,332.73 = 42,714.41 : x
  2. Step 2: Convert to fraction form
    117,626.45/176,332.73 = 42,714.41/x
  3. Step 3: Cross multiply
    117,626.45x = 176,332.73 × 42,714.41
  4. Step 4: Simplify right side
    117,626.45x = 7,531,947,430.40
  5. Step 5: Solve for x
    x = 7,531,947,430.40/117,626.45
  6. Step 6: Final answer
    x = 64,032.77

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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.