Home / 183,981.80-275,316.60-127,557.20

Finding the Fourth Proportional to 183,981.80, 275,316.60 and 127,557.20

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Solution

The fourth proportional to 183,981.80, 275,316.60 and 127,557.20 is: 190,880.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,981.80 : 275,316.60 = 127,557.20 : x
  2. Step 2: Convert to fraction form
    183,981.80/275,316.60 = 127,557.20/x
  3. Step 3: Cross multiply
    183,981.80x = 275,316.60 × 127,557.20
  4. Step 4: Simplify right side
    183,981.80x = 35,118,614,609.52
  5. Step 5: Solve for x
    x = 35,118,614,609.52/183,981.80
  6. Step 6: Final answer
    x = 190,880.92

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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.