Home / 48,068.51-72,090.91-21,768.01

Finding the Fourth Proportional to 48,068.51, 72,090.91 and 21,768.01

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Solution

The fourth proportional to 48,068.51, 72,090.91 and 21,768.01 is: 32,646.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,068.51 : 72,090.91 = 21,768.01 : x
  2. Step 2: Convert to fraction form
    48,068.51/72,090.91 = 21,768.01/x
  3. Step 3: Cross multiply
    48,068.51x = 72,090.91 × 21,768.01
  4. Step 4: Simplify right side
    48,068.51x = 1,569,275,496.77
  5. Step 5: Solve for x
    x = 1,569,275,496.77/48,068.51
  6. Step 6: Final answer
    x = 32,646.65

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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.