Home / 132,792.48-183,173.04-79,041.60

Finding the Fourth Proportional to 132,792.48, 183,173.04 and 79,041.60

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Solution

The fourth proportional to 132,792.48, 183,173.04 and 79,041.60 is: 109,029.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,792.48 : 183,173.04 = 79,041.60 : x
  2. Step 2: Convert to fraction form
    132,792.48/183,173.04 = 79,041.60/x
  3. Step 3: Cross multiply
    132,792.48x = 183,173.04 × 79,041.60
  4. Step 4: Simplify right side
    132,792.48x = 14,478,290,158.46
  5. Step 5: Solve for x
    x = 14,478,290,158.46/132,792.48
  6. Step 6: Final answer
    x = 109,029.44

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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.