Home / 90,244.68-124,536.18-49,957.60

Finding the Fourth Proportional to 90,244.68, 124,536.18 and 49,957.60

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Solution

The fourth proportional to 90,244.68, 124,536.18 and 49,957.60 is: 68,940.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,244.68 : 124,536.18 = 49,957.60 : x
  2. Step 2: Convert to fraction form
    90,244.68/124,536.18 = 49,957.60/x
  3. Step 3: Cross multiply
    90,244.68x = 124,536.18 × 49,957.60
  4. Step 4: Simplify right side
    90,244.68x = 6,221,528,665.97
  5. Step 5: Solve for x
    x = 6,221,528,665.97/90,244.68
  6. Step 6: Final answer
    x = 68,940.67

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1.5x scale

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.