Home / 52,624.50-72,680.67-40,830.90

Finding the Fourth Proportional to 52,624.50, 72,680.67 and 40,830.90

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Solution

The fourth proportional to 52,624.50, 72,680.67 and 40,830.90 is: 56,392.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,624.50 : 72,680.67 = 40,830.90 : x
  2. Step 2: Convert to fraction form
    52,624.50/72,680.67 = 40,830.90/x
  3. Step 3: Cross multiply
    52,624.50x = 72,680.67 × 40,830.90
  4. Step 4: Simplify right side
    52,624.50x = 2,967,617,168.70
  5. Step 5: Solve for x
    x = 2,967,617,168.70/52,624.50
  6. Step 6: Final answer
    x = 56,392.31

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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.