Home / 181,417.57-250,359.25-99,749.28

Finding the Fourth Proportional to 181,417.57, 250,359.25 and 99,749.28

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Solution

The fourth proportional to 181,417.57, 250,359.25 and 99,749.28 is: 137,655.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,417.57 : 250,359.25 = 99,749.28 : x
  2. Step 2: Convert to fraction form
    181,417.57/250,359.25 = 99,749.28/x
  3. Step 3: Cross multiply
    181,417.57x = 250,359.25 × 99,749.28
  4. Step 4: Simplify right side
    181,417.57x = 24,973,154,928.84
  5. Step 5: Solve for x
    x = 24,973,154,928.84/181,417.57
  6. Step 6: Final answer
    x = 137,655.66

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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.