Home / 170,424.19-235,610.54-127,908.91

Finding the Fourth Proportional to 170,424.19, 235,610.54 and 127,908.91

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Solution

The fourth proportional to 170,424.19, 235,610.54 and 127,908.91 is: 176,833.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,424.19 : 235,610.54 = 127,908.91 : x
  2. Step 2: Convert to fraction form
    170,424.19/235,610.54 = 127,908.91/x
  3. Step 3: Cross multiply
    170,424.19x = 235,610.54 × 127,908.91
  4. Step 4: Simplify right side
    170,424.19x = 30,136,687,355.91
  5. Step 5: Solve for x
    x = 30,136,687,355.91/170,424.19
  6. Step 6: Final answer
    x = 176,833.39

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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.