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Finding the Fourth Proportional to 158,681.07, 237,904.97 and 75,633.39

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Solution

The fourth proportional to 158,681.07, 237,904.97 and 75,633.39 is: 113,394.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,681.07 : 237,904.97 = 75,633.39 : x
  2. Step 2: Convert to fraction form
    158,681.07/237,904.97 = 75,633.39/x
  3. Step 3: Cross multiply
    158,681.07x = 237,904.97 × 75,633.39
  4. Step 4: Simplify right side
    158,681.07x = 17,993,559,000.78
  5. Step 5: Solve for x
    x = 17,993,559,000.78/158,681.07
  6. Step 6: Final answer
    x = 113,394.49

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1.5x scale

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.