Home / 156,973.70-235,386.35-57,064.26

Finding the Fourth Proportional to 156,973.70, 235,386.35 and 57,064.26

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Solution

The fourth proportional to 156,973.70, 235,386.35 and 57,064.26 is: 85,569.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,973.70 : 235,386.35 = 57,064.26 : x
  2. Step 2: Convert to fraction form
    156,973.70/235,386.35 = 57,064.26/x
  3. Step 3: Cross multiply
    156,973.70x = 235,386.35 × 57,064.26
  4. Step 4: Simplify right side
    156,973.70x = 13,432,147,876.85
  5. Step 5: Solve for x
    x = 13,432,147,876.85/156,973.70
  6. Step 6: Final answer
    x = 85,569.42

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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.