Home / 113,136.22-156,130.77-62,154.01

Finding the Fourth Proportional to 113,136.22, 156,130.77 and 62,154.01

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Solution

The fourth proportional to 113,136.22, 156,130.77 and 62,154.01 is: 85,774.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,136.22 : 156,130.77 = 62,154.01 : x
  2. Step 2: Convert to fraction form
    113,136.22/156,130.77 = 62,154.01/x
  3. Step 3: Cross multiply
    113,136.22x = 156,130.77 × 62,154.01
  4. Step 4: Simplify right side
    113,136.22x = 9,704,153,439.89
  5. Step 5: Solve for x
    x = 9,704,153,439.89/113,136.22
  6. Step 6: Final answer
    x = 85,774.06

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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.