Home / 48,762.58-73,136.40-15,478.30

Finding the Fourth Proportional to 48,762.58, 73,136.40 and 15,478.30

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Solution

The fourth proportional to 48,762.58, 73,136.40 and 15,478.30 is: 23,215.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,762.58 : 73,136.40 = 15,478.30 : x
  2. Step 2: Convert to fraction form
    48,762.58/73,136.40 = 15,478.30/x
  3. Step 3: Cross multiply
    48,762.58x = 73,136.40 × 15,478.30
  4. Step 4: Simplify right side
    48,762.58x = 1,132,027,140.12
  5. Step 5: Solve for x
    x = 1,132,027,140.12/48,762.58
  6. Step 6: Final answer
    x = 23,215.08

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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.