Home / 93,266.76-128,707.56-50,825.28

Finding the Fourth Proportional to 93,266.76, 128,707.56 and 50,825.28

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Solution

The fourth proportional to 93,266.76, 128,707.56 and 50,825.28 is: 70,138.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,266.76 : 128,707.56 = 50,825.28 : x
  2. Step 2: Convert to fraction form
    93,266.76/128,707.56 = 50,825.28/x
  3. Step 3: Cross multiply
    93,266.76x = 128,707.56 × 50,825.28
  4. Step 4: Simplify right side
    93,266.76x = 6,541,597,775.12
  5. Step 5: Solve for x
    x = 6,541,597,775.12/93,266.76
  6. Step 6: Final answer
    x = 70,138.58

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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.