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Finding the Fourth Proportional to 35,791,808.80, 53,687,713.20 and 32,012,672.80

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Solution

The fourth proportional to 35,791,808.80, 53,687,713.20 and 32,012,672.80 is: 48,019,009.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,791,808.80 : 53,687,713.20 = 32,012,672.80 : x
  2. Step 2: Convert to fraction form
    35,791,808.80/53,687,713.20 = 32,012,672.80/x
  3. Step 3: Cross multiply
    35,791,808.80x = 53,687,713.20 × 32,012,672.80
  4. Step 4: Simplify right side
    35,791,808.80x = 1,718,687,196,051,841
  5. Step 5: Solve for x
    x = 1,718,687,196,051,841/35,791,808.80
  6. Step 6: Final answer
    x = 48,019,009.20

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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.