Home / 170,752.62-235,666.31-99,174.17

Finding the Fourth Proportional to 170,752.62, 235,666.31 and 99,174.17

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Solution

The fourth proportional to 170,752.62, 235,666.31 and 99,174.17 is: 136,876.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,752.62 : 235,666.31 = 99,174.17 : x
  2. Step 2: Convert to fraction form
    170,752.62/235,666.31 = 99,174.17/x
  3. Step 3: Cross multiply
    170,752.62x = 235,666.31 × 99,174.17
  4. Step 4: Simplify right side
    170,752.62x = 23,372,011,342.36
  5. Step 5: Solve for x
    x = 23,372,011,342.36/170,752.62
  6. Step 6: Final answer
    x = 136,876.44

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1.5x scale

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.