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Finding the Fourth Proportional to 115,892,093.80, 173,838,140.70 and 35,117,079.40

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Solution

The fourth proportional to 115,892,093.80, 173,838,140.70 and 35,117,079.40 is: 52,675,619.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,892,093.80 : 173,838,140.70 = 35,117,079.40 : x
  2. Step 2: Convert to fraction form
    115,892,093.80/173,838,140.70 = 35,117,079.40/x
  3. Step 3: Cross multiply
    115,892,093.80x = 173,838,140.70 × 35,117,079.40
  4. Step 4: Simplify right side
    115,892,093.80x = 6,104,687,789,710,271
  5. Step 5: Solve for x
    x = 6,104,687,789,710,271/115,892,093.80
  6. Step 6: Final answer
    x = 52,675,619.10

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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.