Home / 106,533.54-147,011.30-61,179.55

Finding the Fourth Proportional to 106,533.54, 147,011.30 and 61,179.55

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Solution

The fourth proportional to 106,533.54, 147,011.30 and 61,179.55 is: 84,424.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,533.54 : 147,011.30 = 61,179.55 : x
  2. Step 2: Convert to fraction form
    106,533.54/147,011.30 = 61,179.55/x
  3. Step 3: Cross multiply
    106,533.54x = 147,011.30 × 61,179.55
  4. Step 4: Simplify right side
    106,533.54x = 8,994,084,873.02
  5. Step 5: Solve for x
    x = 8,994,084,873.02/106,533.54
  6. Step 6: Final answer
    x = 84,424.91

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1.5x scale

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.