Home / 117,555.23-176,256.16-42,661.19

Finding the Fourth Proportional to 117,555.23, 176,256.16 and 42,661.19

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Solution

The fourth proportional to 117,555.23, 176,256.16 and 42,661.19 is: 63,963.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,555.23 : 176,256.16 = 42,661.19 : x
  2. Step 2: Convert to fraction form
    117,555.23/176,256.16 = 42,661.19/x
  3. Step 3: Cross multiply
    117,555.23x = 176,256.16 × 42,661.19
  4. Step 4: Simplify right side
    117,555.23x = 7,519,296,542.50
  5. Step 5: Solve for x
    x = 7,519,296,542.50/117,555.23
  6. Step 6: Final answer
    x = 63,963.95

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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.