Home / 106,533.29-147,010.95-61,179.30

Finding the Fourth Proportional to 106,533.29, 147,010.95 and 61,179.30

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Solution

The fourth proportional to 106,533.29, 147,010.95 and 61,179.30 is: 84,424.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,533.29 : 147,010.95 = 61,179.30 : x
  2. Step 2: Convert to fraction form
    106,533.29/147,010.95 = 61,179.30/x
  3. Step 3: Cross multiply
    106,533.29x = 147,010.95 × 61,179.30
  4. Step 4: Simplify right side
    106,533.29x = 8,994,027,013.34
  5. Step 5: Solve for x
    x = 8,994,027,013.34/106,533.29
  6. Step 6: Final answer
    x = 84,424.57

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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.