Home / 99,417.37-149,017.92-49,534.33

Finding the Fourth Proportional to 99,417.37, 149,017.92 and 49,534.33

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Solution

The fourth proportional to 99,417.37, 149,017.92 and 49,534.33 is: 74,247.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,417.37 : 149,017.92 = 49,534.33 : x
  2. Step 2: Convert to fraction form
    99,417.37/149,017.92 = 49,534.33/x
  3. Step 3: Cross multiply
    99,417.37x = 149,017.92 × 49,534.33
  4. Step 4: Simplify right side
    99,417.37x = 7,381,502,825.19
  5. Step 5: Solve for x
    x = 7,381,502,825.19/99,417.37
  6. Step 6: Final answer
    x = 74,247.62

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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.