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Finding the Fourth Proportional to 153,361.53, 229,964.49 and 70,184.25

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Solution

The fourth proportional to 153,361.53, 229,964.49 and 70,184.25 is: 105,240.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,361.53 : 229,964.49 = 70,184.25 : x
  2. Step 2: Convert to fraction form
    153,361.53/229,964.49 = 70,184.25/x
  3. Step 3: Cross multiply
    153,361.53x = 229,964.49 × 70,184.25
  4. Step 4: Simplify right side
    153,361.53x = 16,139,885,257.28
  5. Step 5: Solve for x
    x = 16,139,885,257.28/153,361.53
  6. Step 6: Final answer
    x = 105,240.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.