Home / 87,575,675.80-131,363,513.70-55,327,048.60

Finding the Fourth Proportional to 87,575,675.80, 131,363,513.70 and 55,327,048.60

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Solution

The fourth proportional to 87,575,675.80, 131,363,513.70 and 55,327,048.60 is: 82,990,572.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,575,675.80 : 131,363,513.70 = 55,327,048.60 : x
  2. Step 2: Convert to fraction form
    87,575,675.80/131,363,513.70 = 55,327,048.60/x
  3. Step 3: Cross multiply
    87,575,675.80x = 131,363,513.70 × 55,327,048.60
  4. Step 4: Simplify right side
    87,575,675.80x = 7,267,955,506,746,666
  5. Step 5: Solve for x
    x = 7,267,955,506,746,666/87,575,675.80
  6. Step 6: Final answer
    x = 82,990,572.90

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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.