Home / 156,961.66-235,210.90-92,853.50

Finding the Fourth Proportional to 156,961.66, 235,210.90 and 92,853.50

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Solution

The fourth proportional to 156,961.66, 235,210.90 and 92,853.50 is: 139,143.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,961.66 : 235,210.90 = 92,853.50 : x
  2. Step 2: Convert to fraction form
    156,961.66/235,210.90 = 92,853.50/x
  3. Step 3: Cross multiply
    156,961.66x = 235,210.90 × 92,853.50
  4. Step 4: Simplify right side
    156,961.66x = 21,840,155,303.15
  5. Step 5: Solve for x
    x = 21,840,155,303.15/156,961.66
  6. Step 6: Final answer
    x = 139,143.25

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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.