Home / 37,661.12-56,411.28-19,835.58

Finding the Fourth Proportional to 37,661.12, 56,411.28 and 19,835.58

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Solution

The fourth proportional to 37,661.12, 56,411.28 and 19,835.58 is: 29,711.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,661.12 : 56,411.28 = 19,835.58 : x
  2. Step 2: Convert to fraction form
    37,661.12/56,411.28 = 19,835.58/x
  3. Step 3: Cross multiply
    37,661.12x = 56,411.28 × 19,835.58
  4. Step 4: Simplify right side
    37,661.12x = 1,118,950,457.34
  5. Step 5: Solve for x
    x = 1,118,950,457.34/37,661.12
  6. Step 6: Final answer
    x = 29,711.02

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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.