Home / 112,983.63-155,916.63-62,682.63

Finding the Fourth Proportional to 112,983.63, 155,916.63 and 62,682.63

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Solution

The fourth proportional to 112,983.63, 155,916.63 and 62,682.63 is: 86,501.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,983.63 : 155,916.63 = 62,682.63 : x
  2. Step 2: Convert to fraction form
    112,983.63/155,916.63 = 62,682.63/x
  3. Step 3: Cross multiply
    112,983.63x = 155,916.63 × 62,682.63
  4. Step 4: Simplify right side
    112,983.63x = 9,773,264,429.14
  5. Step 5: Solve for x
    x = 9,773,264,429.14/112,983.63
  6. Step 6: Final answer
    x = 86,501.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.