Home / 202,501.82-279,436.33-117,624.35

Finding the Fourth Proportional to 202,501.82, 279,436.33 and 117,624.35

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Solution

The fourth proportional to 202,501.82, 279,436.33 and 117,624.35 is: 162,312.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,501.82 : 279,436.33 = 117,624.35 : x
  2. Step 2: Convert to fraction form
    202,501.82/279,436.33 = 117,624.35/x
  3. Step 3: Cross multiply
    202,501.82x = 279,436.33 × 117,624.35
  4. Step 4: Simplify right side
    202,501.82x = 32,868,517,528.26
  5. Step 5: Solve for x
    x = 32,868,517,528.26/202,501.82
  6. Step 6: Final answer
    x = 162,312.21

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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.