Home / 112,869.81-169,156.20-62,973.42

Finding the Fourth Proportional to 112,869.81, 169,156.20 and 62,973.42

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Solution

The fourth proportional to 112,869.81, 169,156.20 and 62,973.42 is: 94,377.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,869.81 : 169,156.20 = 62,973.42 : x
  2. Step 2: Convert to fraction form
    112,869.81/169,156.20 = 62,973.42/x
  3. Step 3: Cross multiply
    112,869.81x = 169,156.20 × 62,973.42
  4. Step 4: Simplify right side
    112,869.81x = 10,652,344,428.20
  5. Step 5: Solve for x
    x = 10,652,344,428.20/112,869.81
  6. Step 6: Final answer
    x = 94,377.27

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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.