Home / 170,776.71-235,670.96-99,174.33

Finding the Fourth Proportional to 170,776.71, 235,670.96 and 99,174.33

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Solution

The fourth proportional to 170,776.71, 235,670.96 and 99,174.33 is: 136,860.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,776.71 : 235,670.96 = 99,174.33 : x
  2. Step 2: Convert to fraction form
    170,776.71/235,670.96 = 99,174.33/x
  3. Step 3: Cross multiply
    170,776.71x = 235,670.96 × 99,174.33
  4. Step 4: Simplify right side
    170,776.71x = 23,372,509,062.59
  5. Step 5: Solve for x
    x = 23,372,509,062.59/170,776.71
  6. Step 6: Final answer
    x = 136,860.05

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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.