Home / 106,376.54-159,579.40-47,210.90

Finding the Fourth Proportional to 106,376.54, 159,579.40 and 47,210.90

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Solution

The fourth proportional to 106,376.54, 159,579.40 and 47,210.90 is: 70,822.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,376.54 : 159,579.40 = 47,210.90 : x
  2. Step 2: Convert to fraction form
    106,376.54/159,579.40 = 47,210.90/x
  3. Step 3: Cross multiply
    106,376.54x = 159,579.40 × 47,210.90
  4. Step 4: Simplify right side
    106,376.54x = 7,533,887,095.46
  5. Step 5: Solve for x
    x = 7,533,887,095.46/106,376.54
  6. Step 6: Final answer
    x = 70,822.83

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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.