Home / 106,460.03-146,925.18-79,555.80

Finding the Fourth Proportional to 106,460.03, 146,925.18 and 79,555.80

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Solution

The fourth proportional to 106,460.03, 146,925.18 and 79,555.80 is: 109,794.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,460.03 : 146,925.18 = 79,555.80 : x
  2. Step 2: Convert to fraction form
    106,460.03/146,925.18 = 79,555.80/x
  3. Step 3: Cross multiply
    106,460.03x = 146,925.18 × 79,555.80
  4. Step 4: Simplify right side
    106,460.03x = 11,688,750,235.04
  5. Step 5: Solve for x
    x = 11,688,750,235.04/106,460.03
  6. Step 6: Final answer
    x = 109,794.74

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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.