Home / 126,606.23-174,927.15-99,952.77

Finding the Fourth Proportional to 126,606.23, 174,927.15 and 99,952.77

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Solution

The fourth proportional to 126,606.23, 174,927.15 and 99,952.77 is: 138,101.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,606.23 : 174,927.15 = 99,952.77 : x
  2. Step 2: Convert to fraction form
    126,606.23/174,927.15 = 99,952.77/x
  3. Step 3: Cross multiply
    126,606.23x = 174,927.15 × 99,952.77
  4. Step 4: Simplify right side
    126,606.23x = 17,484,453,190.71
  5. Step 5: Solve for x
    x = 17,484,453,190.71/126,606.23
  6. Step 6: Final answer
    x = 138,101.05

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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.