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Finding the Fourth Proportional to 71,763,952.80, 107,661,675.60 and 23,244,045.60

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Solution

The fourth proportional to 71,763,952.80, 107,661,675.60 and 23,244,045.60 is: 34,871,168.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,763,952.80 : 107,661,675.60 = 23,244,045.60 : x
  2. Step 2: Convert to fraction form
    71,763,952.80/107,661,675.60 = 23,244,045.60/x
  3. Step 3: Cross multiply
    71,763,952.80x = 107,661,675.60 × 23,244,045.60
  4. Step 4: Simplify right side
    71,763,952.80x = 2,502,492,897,018,807.50
  5. Step 5: Solve for x
    x = 2,502,492,897,018,807.50/71,763,952.80
  6. Step 6: Final answer
    x = 34,871,168.59

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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.