Home / 106,559.28-147,056.58-61,251.84

Finding the Fourth Proportional to 106,559.28, 147,056.58 and 61,251.84

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Solution

The fourth proportional to 106,559.28, 147,056.58 and 61,251.84 is: 84,530.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,559.28 : 147,056.58 = 61,251.84 : x
  2. Step 2: Convert to fraction form
    106,559.28/147,056.58 = 61,251.84/x
  3. Step 3: Cross multiply
    106,559.28x = 147,056.58 × 61,251.84
  4. Step 4: Simplify right side
    106,559.28x = 9,007,486,109.11
  5. Step 5: Solve for x
    x = 9,007,486,109.11/106,559.28
  6. Step 6: Final answer
    x = 84,530.28

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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.