Home / 131,525.10-197,287.65-89,534.70

Finding the Fourth Proportional to 131,525.10, 197,287.65 and 89,534.70

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Solution

The fourth proportional to 131,525.10, 197,287.65 and 89,534.70 is: 134,302.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,525.10 : 197,287.65 = 89,534.70 : x
  2. Step 2: Convert to fraction form
    131,525.10/197,287.65 = 89,534.70/x
  3. Step 3: Cross multiply
    131,525.10x = 197,287.65 × 89,534.70
  4. Step 4: Simplify right side
    131,525.10x = 17,664,090,556.46
  5. Step 5: Solve for x
    x = 17,664,090,556.46/131,525.10
  6. Step 6: Final answer
    x = 134,302.05

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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.