Home / 55,624.40-83,445.70-18,173.60

Finding the Fourth Proportional to 55,624.40, 83,445.70 and 18,173.60

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Solution

The fourth proportional to 55,624.40, 83,445.70 and 18,173.60 is: 27,263.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,624.40 : 83,445.70 = 18,173.60 : x
  2. Step 2: Convert to fraction form
    55,624.40/83,445.70 = 18,173.60/x
  3. Step 3: Cross multiply
    55,624.40x = 83,445.70 × 18,173.60
  4. Step 4: Simplify right side
    55,624.40x = 1,516,508,773.52
  5. Step 5: Solve for x
    x = 1,516,508,773.52/55,624.40
  6. Step 6: Final answer
    x = 27,263.37

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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.