Home / 194,623.60-291,708.60-89,453.20

Finding the Fourth Proportional to 194,623.60, 291,708.60 and 89,453.20

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Solution

The fourth proportional to 194,623.60, 291,708.60 and 89,453.20 is: 134,075.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,623.60 : 291,708.60 = 89,453.20 : x
  2. Step 2: Convert to fraction form
    194,623.60/291,708.60 = 89,453.20/x
  3. Step 3: Cross multiply
    194,623.60x = 291,708.60 × 89,453.20
  4. Step 4: Simplify right side
    194,623.60x = 26,094,267,737.52
  5. Step 5: Solve for x
    x = 26,094,267,737.52/194,623.60
  6. Step 6: Final answer
    x = 134,075.56

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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.