Home / 368,888.24-553,331.45-116,189.91

Finding the Fourth Proportional to 368,888.24, 553,331.45 and 116,189.91

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Solution

The fourth proportional to 368,888.24, 553,331.45 and 116,189.91 is: 174,284.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,888.24 : 553,331.45 = 116,189.91 : x
  2. Step 2: Convert to fraction form
    368,888.24/553,331.45 = 116,189.91/x
  3. Step 3: Cross multiply
    368,888.24x = 553,331.45 × 116,189.91
  4. Step 4: Simplify right side
    368,888.24x = 64,291,531,666.14
  5. Step 5: Solve for x
    x = 64,291,531,666.14/368,888.24
  6. Step 6: Final answer
    x = 174,284.58

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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.