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Finding the Fourth Proportional to 158,603.58, 237,830.04 and 92,064.12

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Solution

The fourth proportional to 158,603.58, 237,830.04 and 92,064.12 is: 138,052.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,603.58 : 237,830.04 = 92,064.12 : x
  2. Step 2: Convert to fraction form
    158,603.58/237,830.04 = 92,064.12/x
  3. Step 3: Cross multiply
    158,603.58x = 237,830.04 × 92,064.12
  4. Step 4: Simplify right side
    158,603.58x = 21,895,613,342.16
  5. Step 5: Solve for x
    x = 21,895,613,342.16/158,603.58
  6. Step 6: Final answer
    x = 138,052.45

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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.