Home / 105,124.04-157,735.28-45,952.04

Finding the Fourth Proportional to 105,124.04, 157,735.28 and 45,952.04

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Solution

The fourth proportional to 105,124.04, 157,735.28 and 45,952.04 is: 68,949.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,124.04 : 157,735.28 = 45,952.04 : x
  2. Step 2: Convert to fraction form
    105,124.04/157,735.28 = 45,952.04/x
  3. Step 3: Cross multiply
    105,124.04x = 157,735.28 × 45,952.04
  4. Step 4: Simplify right side
    105,124.04x = 7,248,257,895.97
  5. Step 5: Solve for x
    x = 7,248,257,895.97/105,124.04
  6. Step 6: Final answer
    x = 68,949.58

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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.