Home / 93,284.16-128,735.61-53,004.75

Finding the Fourth Proportional to 93,284.16, 128,735.61 and 53,004.75

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Solution

The fourth proportional to 93,284.16, 128,735.61 and 53,004.75 is: 73,148.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,284.16 : 128,735.61 = 53,004.75 : x
  2. Step 2: Convert to fraction form
    93,284.16/128,735.61 = 53,004.75/x
  3. Step 3: Cross multiply
    93,284.16x = 128,735.61 × 53,004.75
  4. Step 4: Simplify right side
    93,284.16x = 6,823,598,824.15
  5. Step 5: Solve for x
    x = 6,823,598,824.15/93,284.16
  6. Step 6: Final answer
    x = 73,148.53

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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.