Home / 183,113.40-274,670.10-129,969.30

Finding the Fourth Proportional to 183,113.40, 274,670.10 and 129,969.30

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Solution

The fourth proportional to 183,113.40, 274,670.10 and 129,969.30 is: 194,953.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,113.40 : 274,670.10 = 129,969.30 : x
  2. Step 2: Convert to fraction form
    183,113.40/274,670.10 = 129,969.30/x
  3. Step 3: Cross multiply
    183,113.40x = 274,670.10 × 129,969.30
  4. Step 4: Simplify right side
    183,113.40x = 35,698,680,627.93
  5. Step 5: Solve for x
    x = 35,698,680,627.93/183,113.40
  6. Step 6: Final answer
    x = 194,953.95

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1.5x scale

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.