Home / 104,368.72-156,424.77-48,130.75

Finding the Fourth Proportional to 104,368.72, 156,424.77 and 48,130.75

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Solution

The fourth proportional to 104,368.72, 156,424.77 and 48,130.75 is: 72,136.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,368.72 : 156,424.77 = 48,130.75 : x
  2. Step 2: Convert to fraction form
    104,368.72/156,424.77 = 48,130.75/x
  3. Step 3: Cross multiply
    104,368.72x = 156,424.77 × 48,130.75
  4. Step 4: Simplify right side
    104,368.72x = 7,528,841,498.68
  5. Step 5: Solve for x
    x = 7,528,841,498.68/104,368.72
  6. Step 6: Final answer
    x = 72,136.95

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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.