Home / 156,896.84-235,445.34-57,047.46

Finding the Fourth Proportional to 156,896.84, 235,445.34 and 57,047.46

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Solution

The fourth proportional to 156,896.84, 235,445.34 and 57,047.46 is: 85,607.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,896.84 : 235,445.34 = 57,047.46 : x
  2. Step 2: Convert to fraction form
    156,896.84/235,445.34 = 57,047.46/x
  3. Step 3: Cross multiply
    156,896.84x = 235,445.34 × 57,047.46
  4. Step 4: Simplify right side
    156,896.84x = 13,431,558,615.84
  5. Step 5: Solve for x
    x = 13,431,558,615.84/156,896.84
  6. Step 6: Final answer
    x = 85,607.58

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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.