Home / 114,291.04-157,712.88-63,983.20

Finding the Fourth Proportional to 114,291.04, 157,712.88 and 63,983.20

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Solution

The fourth proportional to 114,291.04, 157,712.88 and 63,983.20 is: 88,291.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,291.04 : 157,712.88 = 63,983.20 : x
  2. Step 2: Convert to fraction form
    114,291.04/157,712.88 = 63,983.20/x
  3. Step 3: Cross multiply
    114,291.04x = 157,712.88 × 63,983.20
  4. Step 4: Simplify right side
    114,291.04x = 10,090,974,743.62
  5. Step 5: Solve for x
    x = 10,090,974,743.62/114,291.04
  6. Step 6: Final answer
    x = 88,291.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.