Home / 116,571.83-174,006.70-100,038.11

Finding the Fourth Proportional to 116,571.83, 174,006.70 and 100,038.11

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Solution

The fourth proportional to 116,571.83, 174,006.70 and 100,038.11 is: 149,326.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,571.83 : 174,006.70 = 100,038.11 : x
  2. Step 2: Convert to fraction form
    116,571.83/174,006.70 = 100,038.11/x
  3. Step 3: Cross multiply
    116,571.83x = 174,006.70 × 100,038.11
  4. Step 4: Simplify right side
    116,571.83x = 17,407,300,275.21
  5. Step 5: Solve for x
    x = 17,407,300,275.21/116,571.83
  6. Step 6: Final answer
    x = 149,326.82

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.