Home / 48,642.16-72,966.84-17,477.68

Finding the Fourth Proportional to 48,642.16, 72,966.84 and 17,477.68

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Solution

The fourth proportional to 48,642.16, 72,966.84 and 17,477.68 is: 26,217.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,642.16 : 72,966.84 = 17,477.68 : x
  2. Step 2: Convert to fraction form
    48,642.16/72,966.84 = 17,477.68/x
  3. Step 3: Cross multiply
    48,642.16x = 72,966.84 × 17,477.68
  4. Step 4: Simplify right side
    48,642.16x = 1,275,291,080.13
  5. Step 5: Solve for x
    x = 1,275,291,080.13/48,642.16
  6. Step 6: Final answer
    x = 26,217.81

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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.