Home / 48,050.40-72,090.98-21,748.08

Finding the Fourth Proportional to 48,050.40, 72,090.98 and 21,748.08

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Solution

The fourth proportional to 48,050.40, 72,090.98 and 21,748.08 is: 32,629.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,050.40 : 72,090.98 = 21,748.08 : x
  2. Step 2: Convert to fraction form
    48,050.40/72,090.98 = 21,748.08/x
  3. Step 3: Cross multiply
    48,050.40x = 72,090.98 × 21,748.08
  4. Step 4: Simplify right side
    48,050.40x = 1,567,840,400.32
  5. Step 5: Solve for x
    x = 1,567,840,400.32/48,050.40
  6. Step 6: Final answer
    x = 32,629.08

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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.