Home / 58,320,100.80-87,480,151.20-47,549,563.20

Finding the Fourth Proportional to 58,320,100.80, 87,480,151.20 and 47,549,563.20

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Solution

The fourth proportional to 58,320,100.80, 87,480,151.20 and 47,549,563.20 is: 71,324,344.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,320,100.80 : 87,480,151.20 = 47,549,563.20 : x
  2. Step 2: Convert to fraction form
    58,320,100.80/87,480,151.20 = 47,549,563.20/x
  3. Step 3: Cross multiply
    58,320,100.80x = 87,480,151.20 × 47,549,563.20
  4. Step 4: Simplify right side
    58,320,100.80x = 4,159,642,978,229,956
  5. Step 5: Solve for x
    x = 4,159,642,978,229,956/58,320,100.80
  6. Step 6: Final answer
    x = 71,324,344.80

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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.