Home / 112,884.16-155,787.16-62,583.16

Finding the Fourth Proportional to 112,884.16, 155,787.16 and 62,583.16

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Solution

The fourth proportional to 112,884.16, 155,787.16 and 62,583.16 is: 86,368.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,884.16 : 155,787.16 = 62,583.16 : x
  2. Step 2: Convert to fraction form
    112,884.16/155,787.16 = 62,583.16/x
  3. Step 3: Cross multiply
    112,884.16x = 155,787.16 × 62,583.16
  4. Step 4: Simplify right side
    112,884.16x = 9,749,652,760.23
  5. Step 5: Solve for x
    x = 9,749,652,760.23/112,884.16
  6. Step 6: Final answer
    x = 86,368.65

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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.