Home / 113,157.20-156,156.98-62,173.19

Finding the Fourth Proportional to 113,157.20, 156,156.98 and 62,173.19

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Solution

The fourth proportional to 113,157.20, 156,156.98 and 62,173.19 is: 85,799.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,157.20 : 156,156.98 = 62,173.19 : x
  2. Step 2: Convert to fraction form
    113,157.20/156,156.98 = 62,173.19/x
  3. Step 3: Cross multiply
    113,157.20x = 156,156.98 × 62,173.19
  4. Step 4: Simplify right side
    113,157.20x = 9,708,777,666.89
  5. Step 5: Solve for x
    x = 9,708,777,666.89/113,157.20
  6. Step 6: Final answer
    x = 85,799.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.