Home / 124,263.33-186,210.67-91,270.05

Finding the Fourth Proportional to 124,263.33, 186,210.67 and 91,270.05

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Solution

The fourth proportional to 124,263.33, 186,210.67 and 91,270.05 is: 136,769.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,263.33 : 186,210.67 = 91,270.05 : x
  2. Step 2: Convert to fraction form
    124,263.33/186,210.67 = 91,270.05/x
  3. Step 3: Cross multiply
    124,263.33x = 186,210.67 × 91,270.05
  4. Step 4: Simplify right side
    124,263.33x = 16,995,457,161.43
  5. Step 5: Solve for x
    x = 16,995,457,161.43/124,263.33
  6. Step 6: Final answer
    x = 136,769.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.