Home / 156,799.81-235,228.05-57,099.94

Finding the Fourth Proportional to 156,799.81, 235,228.05 and 57,099.94

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Solution

The fourth proportional to 156,799.81, 235,228.05 and 57,099.94 is: 85,660.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,799.81 : 235,228.05 = 57,099.94 : x
  2. Step 2: Convert to fraction form
    156,799.81/235,228.05 = 57,099.94/x
  3. Step 3: Cross multiply
    156,799.81x = 235,228.05 × 57,099.94
  4. Step 4: Simplify right side
    156,799.81x = 13,431,507,541.32
  5. Step 5: Solve for x
    x = 13,431,507,541.32/156,799.81
  6. Step 6: Final answer
    x = 85,660.23

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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.