Home / 108,218.40-162,327.60-61,562.40

Finding the Fourth Proportional to 108,218.40, 162,327.60 and 61,562.40

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Solution

The fourth proportional to 108,218.40, 162,327.60 and 61,562.40 is: 92,343.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,218.40 : 162,327.60 = 61,562.40 : x
  2. Step 2: Convert to fraction form
    108,218.40/162,327.60 = 61,562.40/x
  3. Step 3: Cross multiply
    108,218.40x = 162,327.60 × 61,562.40
  4. Step 4: Simplify right side
    108,218.40x = 9,993,276,642.24
  5. Step 5: Solve for x
    x = 9,993,276,642.24/108,218.40
  6. Step 6: Final answer
    x = 92,343.60

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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.