Home / 170,402.49-235,156.41-98,825.04

Finding the Fourth Proportional to 170,402.49, 235,156.41 and 98,825.04

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Solution

The fourth proportional to 170,402.49, 235,156.41 and 98,825.04 is: 136,379.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,402.49 : 235,156.41 = 98,825.04 : x
  2. Step 2: Convert to fraction form
    170,402.49/235,156.41 = 98,825.04/x
  3. Step 3: Cross multiply
    170,402.49x = 235,156.41 × 98,825.04
  4. Step 4: Simplify right side
    170,402.49x = 23,239,341,624.51
  5. Step 5: Solve for x
    x = 23,239,341,624.51/170,402.49
  6. Step 6: Final answer
    x = 136,379.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.