Home / 106,930.16-147,600.48-61,626.23

Finding the Fourth Proportional to 106,930.16, 147,600.48 and 61,626.23

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Solution

The fourth proportional to 106,930.16, 147,600.48 and 61,626.23 is: 85,065.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,930.16 : 147,600.48 = 61,626.23 : x
  2. Step 2: Convert to fraction form
    106,930.16/147,600.48 = 61,626.23/x
  3. Step 3: Cross multiply
    106,930.16x = 147,600.48 × 61,626.23
  4. Step 4: Simplify right side
    106,930.16x = 9,096,060,390.59
  5. Step 5: Solve for x
    x = 9,096,060,390.59/106,930.16
  6. Step 6: Final answer
    x = 85,065.44

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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.