Home / 48,263.70-72,361.80-28,532.10

Finding the Fourth Proportional to 48,263.70, 72,361.80 and 28,532.10

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Solution

The fourth proportional to 48,263.70, 72,361.80 and 28,532.10 is: 42,778.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,263.70 : 72,361.80 = 28,532.10 : x
  2. Step 2: Convert to fraction form
    48,263.70/72,361.80 = 28,532.10/x
  3. Step 3: Cross multiply
    48,263.70x = 72,361.80 × 28,532.10
  4. Step 4: Simplify right side
    48,263.70x = 2,064,634,113.78
  5. Step 5: Solve for x
    x = 2,064,634,113.78/48,263.70
  6. Step 6: Final answer
    x = 42,778.20

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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.