Home / 106,965.65-147,566.24-64,500.59

Finding the Fourth Proportional to 106,965.65, 147,566.24 and 64,500.59

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Solution

The fourth proportional to 106,965.65, 147,566.24 and 64,500.59 is: 88,982.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,965.65 : 147,566.24 = 64,500.59 : x
  2. Step 2: Convert to fraction form
    106,965.65/147,566.24 = 64,500.59/x
  3. Step 3: Cross multiply
    106,965.65x = 147,566.24 × 64,500.59
  4. Step 4: Simplify right side
    106,965.65x = 9,518,109,544.08
  5. Step 5: Solve for x
    x = 9,518,109,544.08/106,965.65
  6. Step 6: Final answer
    x = 88,982.86

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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.