Home / 136,250.86-204,376.37-65,156.70

Finding the Fourth Proportional to 136,250.86, 204,376.37 and 65,156.70

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Solution

The fourth proportional to 136,250.86, 204,376.37 and 65,156.70 is: 97,735.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,250.86 : 204,376.37 = 65,156.70 : x
  2. Step 2: Convert to fraction form
    136,250.86/204,376.37 = 65,156.70/x
  3. Step 3: Cross multiply
    136,250.86x = 204,376.37 × 65,156.70
  4. Step 4: Simplify right side
    136,250.86x = 13,316,490,267.81
  5. Step 5: Solve for x
    x = 13,316,490,267.81/136,250.86
  6. Step 6: Final answer
    x = 97,735.09

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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.