Home / 58,176.40-87,394.20-55,814.80

Finding the Fourth Proportional to 58,176.40, 87,394.20 and 55,814.80

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Solution

The fourth proportional to 58,176.40, 87,394.20 and 55,814.80 is: 83,846.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,176.40 : 87,394.20 = 55,814.80 : x
  2. Step 2: Convert to fraction form
    58,176.40/87,394.20 = 55,814.80/x
  3. Step 3: Cross multiply
    58,176.40x = 87,394.20 × 55,814.80
  4. Step 4: Simplify right side
    58,176.40x = 4,877,889,794.16
  5. Step 5: Solve for x
    x = 4,877,889,794.16/58,176.40
  6. Step 6: Final answer
    x = 83,846.54

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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.