Home / 104,294.88-156,359.30-45,088.74

Finding the Fourth Proportional to 104,294.88, 156,359.30 and 45,088.74

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Solution

The fourth proportional to 104,294.88, 156,359.30 and 45,088.74 is: 67,597.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,294.88 : 156,359.30 = 45,088.74 : x
  2. Step 2: Convert to fraction form
    104,294.88/156,359.30 = 45,088.74/x
  3. Step 3: Cross multiply
    104,294.88x = 156,359.30 × 45,088.74
  4. Step 4: Simplify right side
    104,294.88x = 7,050,043,598.84
  5. Step 5: Solve for x
    x = 7,050,043,598.84/104,294.88
  6. Step 6: Final answer
    x = 67,597.22

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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.