Home / 170,174.30-235,164.39-127,659.02

Finding the Fourth Proportional to 170,174.30, 235,164.39 and 127,659.02

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Solution

The fourth proportional to 170,174.30, 235,164.39 and 127,659.02 is: 176,412.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,174.30 : 235,164.39 = 127,659.02 : x
  2. Step 2: Convert to fraction form
    170,174.30/235,164.39 = 127,659.02/x
  3. Step 3: Cross multiply
    170,174.30x = 235,164.39 × 127,659.02
  4. Step 4: Simplify right side
    170,174.30x = 30,020,855,566.30
  5. Step 5: Solve for x
    x = 30,020,855,566.30/170,174.30
  6. Step 6: Final answer
    x = 176,412.39

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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.