Home / 55,328.90-83,004.15-22,043.30

Finding the Fourth Proportional to 55,328.90, 83,004.15 and 22,043.30

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Solution

The fourth proportional to 55,328.90, 83,004.15 and 22,043.30 is: 33,069.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,328.90 : 83,004.15 = 22,043.30 : x
  2. Step 2: Convert to fraction form
    55,328.90/83,004.15 = 22,043.30/x
  3. Step 3: Cross multiply
    55,328.90x = 83,004.15 × 22,043.30
  4. Step 4: Simplify right side
    55,328.90x = 1,829,685,379.70
  5. Step 5: Solve for x
    x = 1,829,685,379.70/55,328.90
  6. Step 6: Final answer
    x = 33,069.25

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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.