Home / 116,434.80-174,774.36-103,192.56

Finding the Fourth Proportional to 116,434.80, 174,774.36 and 103,192.56

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Solution

The fourth proportional to 116,434.80, 174,774.36 and 103,192.56 is: 154,897.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,434.80 : 174,774.36 = 103,192.56 : x
  2. Step 2: Convert to fraction form
    116,434.80/174,774.36 = 103,192.56/x
  3. Step 3: Cross multiply
    116,434.80x = 174,774.36 × 103,192.56
  4. Step 4: Simplify right side
    116,434.80x = 18,035,413,630.76
  5. Step 5: Solve for x
    x = 18,035,413,630.76/116,434.80
  6. Step 6: Final answer
    x = 154,897.11

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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.