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Finding the Fourth Proportional to 59,434.80, 89,022.60 and 52,868.40

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Solution

The fourth proportional to 59,434.80, 89,022.60 and 52,868.40 is: 79,187.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,434.80 : 89,022.60 = 52,868.40 : x
  2. Step 2: Convert to fraction form
    59,434.80/89,022.60 = 52,868.40/x
  3. Step 3: Cross multiply
    59,434.80x = 89,022.60 × 52,868.40
  4. Step 4: Simplify right side
    59,434.80x = 4,706,482,425.84
  5. Step 5: Solve for x
    x = 4,706,482,425.84/59,434.80
  6. Step 6: Final answer
    x = 79,187.32

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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.