Home / 111,536.04-153,948.15-63,804.36

Finding the Fourth Proportional to 111,536.04, 153,948.15 and 63,804.36

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Solution

The fourth proportional to 111,536.04, 153,948.15 and 63,804.36 is: 88,066.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,536.04 : 153,948.15 = 63,804.36 : x
  2. Step 2: Convert to fraction form
    111,536.04/153,948.15 = 63,804.36/x
  3. Step 3: Cross multiply
    111,536.04x = 153,948.15 × 63,804.36
  4. Step 4: Simplify right side
    111,536.04x = 9,822,563,183.93
  5. Step 5: Solve for x
    x = 9,822,563,183.93/111,536.04
  6. Step 6: Final answer
    x = 88,066.27

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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.