Home / 58,230.24-87,349.92-20,798.40

Finding the Fourth Proportional to 58,230.24, 87,349.92 and 20,798.40

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Solution

The fourth proportional to 58,230.24, 87,349.92 and 20,798.40 is: 31,199.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,230.24 : 87,349.92 = 20,798.40 : x
  2. Step 2: Convert to fraction form
    58,230.24/87,349.92 = 20,798.40/x
  3. Step 3: Cross multiply
    58,230.24x = 87,349.92 × 20,798.40
  4. Step 4: Simplify right side
    58,230.24x = 1,816,738,576.13
  5. Step 5: Solve for x
    x = 1,816,738,576.13/58,230.24
  6. Step 6: Final answer
    x = 31,199.23

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1.5x scale

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.