Home / 58,217.40-87,239.70-49,404.60

Finding the Fourth Proportional to 58,217.40, 87,239.70 and 49,404.60

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Solution

The fourth proportional to 58,217.40, 87,239.70 and 49,404.60 is: 74,033.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,217.40 : 87,239.70 = 49,404.60 : x
  2. Step 2: Convert to fraction form
    58,217.40/87,239.70 = 49,404.60/x
  3. Step 3: Cross multiply
    58,217.40x = 87,239.70 × 49,404.60
  4. Step 4: Simplify right side
    58,217.40x = 4,310,042,482.62
  5. Step 5: Solve for x
    x = 4,310,042,482.62/58,217.40
  6. Step 6: Final answer
    x = 74,033.58

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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.