Home / 55,801.18-83,714.10-18,359.74

Finding the Fourth Proportional to 55,801.18, 83,714.10 and 18,359.74

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Solution

The fourth proportional to 55,801.18, 83,714.10 and 18,359.74 is: 27,543.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,801.18 : 83,714.10 = 18,359.74 : x
  2. Step 2: Convert to fraction form
    55,801.18/83,714.10 = 18,359.74/x
  3. Step 3: Cross multiply
    55,801.18x = 83,714.10 × 18,359.74
  4. Step 4: Simplify right side
    55,801.18x = 1,536,969,110.33
  5. Step 5: Solve for x
    x = 1,536,969,110.33/55,801.18
  6. Step 6: Final answer
    x = 27,543.67

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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.