Home / 348,970.24-523,455.54-112,312.90

Finding the Fourth Proportional to 348,970.24, 523,455.54 and 112,312.90

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Solution

The fourth proportional to 348,970.24, 523,455.54 and 112,312.90 is: 168,469.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,970.24 : 523,455.54 = 112,312.90 : x
  2. Step 2: Convert to fraction form
    348,970.24/523,455.54 = 112,312.90/x
  3. Step 3: Cross multiply
    348,970.24x = 523,455.54 × 112,312.90
  4. Step 4: Simplify right side
    348,970.24x = 58,790,809,718.47
  5. Step 5: Solve for x
    x = 58,790,809,718.47/348,970.24
  6. Step 6: Final answer
    x = 168,469.41

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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.