Home / 106,906.14-147,482.64-61,572.24

Finding the Fourth Proportional to 106,906.14, 147,482.64 and 61,572.24

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Solution

The fourth proportional to 106,906.14, 147,482.64 and 61,572.24 is: 84,942.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,906.14 : 147,482.64 = 61,572.24 : x
  2. Step 2: Convert to fraction form
    106,906.14/147,482.64 = 61,572.24/x
  3. Step 3: Cross multiply
    106,906.14x = 147,482.64 × 61,572.24
  4. Step 4: Simplify right side
    106,906.14x = 9,080,836,505.91
  5. Step 5: Solve for x
    x = 9,080,836,505.91/106,906.14
  6. Step 6: Final answer
    x = 84,942.14

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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.