Home / 194,041.24-291,061.92-87,300.52

Finding the Fourth Proportional to 194,041.24, 291,061.92 and 87,300.52

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Solution

The fourth proportional to 194,041.24, 291,061.92 and 87,300.52 is: 130,950.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,041.24 : 291,061.92 = 87,300.52 : x
  2. Step 2: Convert to fraction form
    194,041.24/291,061.92 = 87,300.52/x
  3. Step 3: Cross multiply
    194,041.24x = 291,061.92 × 87,300.52
  4. Step 4: Simplify right side
    194,041.24x = 25,409,856,567.92
  5. Step 5: Solve for x
    x = 25,409,856,567.92/194,041.24
  6. Step 6: Final answer
    x = 130,950.81

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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.