Home / 156,399.21-234,598.86-56,557.17

Finding the Fourth Proportional to 156,399.21, 234,598.86 and 56,557.17

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Solution

The fourth proportional to 156,399.21, 234,598.86 and 56,557.17 is: 84,835.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,399.21 : 234,598.86 = 56,557.17 : x
  2. Step 2: Convert to fraction form
    156,399.21/234,598.86 = 56,557.17/x
  3. Step 3: Cross multiply
    156,399.21x = 234,598.86 × 56,557.17
  4. Step 4: Simplify right side
    156,399.21x = 13,268,247,606.83
  5. Step 5: Solve for x
    x = 13,268,247,606.83/156,399.21
  6. Step 6: Final answer
    x = 84,835.77

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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.