Home / 93,247.36-128,681.60-52,961.12

Finding the Fourth Proportional to 93,247.36, 128,681.60 and 52,961.12

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Solution

The fourth proportional to 93,247.36, 128,681.60 and 52,961.12 is: 73,086.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,247.36 : 128,681.60 = 52,961.12 : x
  2. Step 2: Convert to fraction form
    93,247.36/128,681.60 = 52,961.12/x
  3. Step 3: Cross multiply
    93,247.36x = 128,681.60 × 52,961.12
  4. Step 4: Simplify right side
    93,247.36x = 6,815,121,659.39
  5. Step 5: Solve for x
    x = 6,815,121,659.39/93,247.36
  6. Step 6: Final answer
    x = 73,086.48

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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.