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Finding the Fourth Proportional to 58,707,531.80, 88,061,297.70 and 15,576,651.80

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Solution

The fourth proportional to 58,707,531.80, 88,061,297.70 and 15,576,651.80 is: 23,364,977.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,707,531.80 : 88,061,297.70 = 15,576,651.80 : x
  2. Step 2: Convert to fraction form
    58,707,531.80/88,061,297.70 = 15,576,651.80/x
  3. Step 3: Cross multiply
    58,707,531.80x = 88,061,297.70 × 15,576,651.80
  4. Step 4: Simplify right side
    58,707,531.80x = 1,371,700,171,329,041
  5. Step 5: Solve for x
    x = 1,371,700,171,329,041/58,707,531.80
  6. Step 6: Final answer
    x = 23,364,977.70

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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.