Home / 170,392.40-235,141.52-98,813.93

Finding the Fourth Proportional to 170,392.40, 235,141.52 and 98,813.93

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Solution

The fourth proportional to 170,392.40, 235,141.52 and 98,813.93 is: 136,363.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,392.40 : 235,141.52 = 98,813.93 : x
  2. Step 2: Convert to fraction form
    170,392.40/235,141.52 = 98,813.93/x
  3. Step 3: Cross multiply
    170,392.40x = 235,141.52 × 98,813.93
  4. Step 4: Simplify right side
    170,392.40x = 23,235,257,791.16
  5. Step 5: Solve for x
    x = 23,235,257,791.16/170,392.40
  6. Step 6: Final answer
    x = 136,363.23

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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.