Home / 156,883.80-235,325.70-155,328.60

Finding the Fourth Proportional to 156,883.80, 235,325.70 and 155,328.60

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Solution

The fourth proportional to 156,883.80, 235,325.70 and 155,328.60 is: 232,992.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,883.80 : 235,325.70 = 155,328.60 : x
  2. Step 2: Convert to fraction form
    156,883.80/235,325.70 = 155,328.60/x
  3. Step 3: Cross multiply
    156,883.80x = 235,325.70 × 155,328.60
  4. Step 4: Simplify right side
    156,883.80x = 36,552,811,525.02
  5. Step 5: Solve for x
    x = 36,552,811,525.02/156,883.80
  6. Step 6: Final answer
    x = 232,992.90

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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.