Home / 156,858.81-235,184.19-57,007.14

Finding the Fourth Proportional to 156,858.81, 235,184.19 and 57,007.14

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Solution

The fourth proportional to 156,858.81, 235,184.19 and 57,007.14 is: 85,472.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,858.81 : 235,184.19 = 57,007.14 : x
  2. Step 2: Convert to fraction form
    156,858.81/235,184.19 = 57,007.14/x
  3. Step 3: Cross multiply
    156,858.81x = 235,184.19 × 57,007.14
  4. Step 4: Simplify right side
    156,858.81x = 13,407,178,045.12
  5. Step 5: Solve for x
    x = 13,407,178,045.12/156,858.81
  6. Step 6: Final answer
    x = 85,472.90

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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.