Home / 48,200.10-72,300.15-47,762.70

Finding the Fourth Proportional to 48,200.10, 72,300.15 and 47,762.70

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Solution

The fourth proportional to 48,200.10, 72,300.15 and 47,762.70 is: 71,644.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,200.10 : 72,300.15 = 47,762.70 : x
  2. Step 2: Convert to fraction form
    48,200.10/72,300.15 = 47,762.70/x
  3. Step 3: Cross multiply
    48,200.10x = 72,300.15 × 47,762.70
  4. Step 4: Simplify right side
    48,200.10x = 3,453,250,374.41
  5. Step 5: Solve for x
    x = 3,453,250,374.41/48,200.10
  6. Step 6: Final answer
    x = 71,644.05

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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.