Home / 156,903.40-235,355.10-57,066.85

Finding the Fourth Proportional to 156,903.40, 235,355.10 and 57,066.85

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Solution

The fourth proportional to 156,903.40, 235,355.10 and 57,066.85 is: 85,600.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,903.40 : 235,355.10 = 57,066.85 : x
  2. Step 2: Convert to fraction form
    156,903.40/235,355.10 = 57,066.85/x
  3. Step 3: Cross multiply
    156,903.40x = 235,355.10 × 57,066.85
  4. Step 4: Simplify right side
    156,903.40x = 13,430,974,188.44
  5. Step 5: Solve for x
    x = 13,430,974,188.44/156,903.40
  6. Step 6: Final answer
    x = 85,600.28

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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.