Home / 126,164.06-174,098.44-72,411.24

Finding the Fourth Proportional to 126,164.06, 174,098.44 and 72,411.24

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Solution

The fourth proportional to 126,164.06, 174,098.44 and 72,411.24 is: 99,922.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,164.06 : 174,098.44 = 72,411.24 : x
  2. Step 2: Convert to fraction form
    126,164.06/174,098.44 = 72,411.24/x
  3. Step 3: Cross multiply
    126,164.06x = 174,098.44 × 72,411.24
  4. Step 4: Simplify right side
    126,164.06x = 12,606,683,922.47
  5. Step 5: Solve for x
    x = 12,606,683,922.47/126,164.06
  6. Step 6: Final answer
    x = 99,922.94

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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.