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Finding the Fourth Proportional to 48,595.88, 72,903.54 and 15,321.08

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Solution

The fourth proportional to 48,595.88, 72,903.54 and 15,321.08 is: 22,984.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,595.88 : 72,903.54 = 15,321.08 : x
  2. Step 2: Convert to fraction form
    48,595.88/72,903.54 = 15,321.08/x
  3. Step 3: Cross multiply
    48,595.88x = 72,903.54 × 15,321.08
  4. Step 4: Simplify right side
    48,595.88x = 1,116,960,968.62
  5. Step 5: Solve for x
    x = 1,116,960,968.62/48,595.88
  6. Step 6: Final answer
    x = 22,984.68

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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.