Home / 162,555.35-243,782.60-57,349.71

Finding the Fourth Proportional to 162,555.35, 243,782.60 and 57,349.71

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Solution

The fourth proportional to 162,555.35, 243,782.60 and 57,349.71 is: 86,006.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,555.35 : 243,782.60 = 57,349.71 : x
  2. Step 2: Convert to fraction form
    162,555.35/243,782.60 = 57,349.71/x
  3. Step 3: Cross multiply
    162,555.35x = 243,782.60 × 57,349.71
  4. Step 4: Simplify right side
    162,555.35x = 13,980,861,126.30
  5. Step 5: Solve for x
    x = 13,980,861,126.30/162,555.35
  6. Step 6: Final answer
    x = 86,006.78

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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.