Home / 236,084.98-354,196.68-76,157.71

Finding the Fourth Proportional to 236,084.98, 354,196.68 and 76,157.71

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Solution

The fourth proportional to 236,084.98, 354,196.68 and 76,157.71 is: 114,258.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,084.98 : 354,196.68 = 76,157.71 : x
  2. Step 2: Convert to fraction form
    236,084.98/354,196.68 = 76,157.71/x
  3. Step 3: Cross multiply
    236,084.98x = 354,196.68 × 76,157.71
  4. Step 4: Simplify right side
    236,084.98x = 26,974,808,038.40
  5. Step 5: Solve for x
    x = 26,974,808,038.40/236,084.98
  6. Step 6: Final answer
    x = 114,258.89

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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.