Home / 162,382.90-243,568.86-57,199.12

Finding the Fourth Proportional to 162,382.90, 243,568.86 and 57,199.12

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Solution

The fourth proportional to 162,382.90, 243,568.86 and 57,199.12 is: 85,796.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,382.90 : 243,568.86 = 57,199.12 : x
  2. Step 2: Convert to fraction form
    162,382.90/243,568.86 = 57,199.12/x
  3. Step 3: Cross multiply
    162,382.90x = 243,568.86 × 57,199.12
  4. Step 4: Simplify right side
    162,382.90x = 13,931,924,451.40
  5. Step 5: Solve for x
    x = 13,931,924,451.40/162,382.90
  6. Step 6: Final answer
    x = 85,796.75

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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.