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Finding the Fourth Proportional to 65,883,057.83, 98,727,478.02 and 36,696,719.06

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Solution

The fourth proportional to 65,883,057.83, 98,727,478.02 and 36,696,719.06 is: 54,990,989.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,883,057.83 : 98,727,478.02 = 36,696,719.06 : x
  2. Step 2: Convert to fraction form
    65,883,057.83/98,727,478.02 = 36,696,719.06/x
  3. Step 3: Cross multiply
    65,883,057.83x = 98,727,478.02 × 36,696,719.06
  4. Step 4: Simplify right side
    65,883,057.83x = 3,622,974,523,908,627.50
  5. Step 5: Solve for x
    x = 3,622,974,523,908,627.50/65,883,057.83
  6. Step 6: Final answer
    x = 54,990,989.24

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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.