Home / 52,420.70-78,250.98-48,518.27

Finding the Fourth Proportional to 52,420.70, 78,250.98 and 48,518.27

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Solution

The fourth proportional to 52,420.70, 78,250.98 and 48,518.27 is: 72,425.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,420.70 : 78,250.98 = 48,518.27 : x
  2. Step 2: Convert to fraction form
    52,420.70/78,250.98 = 48,518.27/x
  3. Step 3: Cross multiply
    52,420.70x = 78,250.98 × 48,518.27
  4. Step 4: Simplify right side
    52,420.70x = 3,796,602,175.40
  5. Step 5: Solve for x
    x = 3,796,602,175.40/52,420.70
  6. Step 6: Final answer
    x = 72,425.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.