Home / 113,263.21-156,299.91-62,275.89

Finding the Fourth Proportional to 113,263.21, 156,299.91 and 62,275.89

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Solution

The fourth proportional to 113,263.21, 156,299.91 and 62,275.89 is: 85,938.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,263.21 : 156,299.91 = 62,275.89 : x
  2. Step 2: Convert to fraction form
    113,263.21/156,299.91 = 62,275.89/x
  3. Step 3: Cross multiply
    113,263.21x = 156,299.91 × 62,275.89
  4. Step 4: Simplify right side
    113,263.21x = 9,733,716,002.17
  5. Step 5: Solve for x
    x = 9,733,716,002.17/113,263.21
  6. Step 6: Final answer
    x = 85,938.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.