Home / 93,812.13-129,459.19-50,791.28

Finding the Fourth Proportional to 93,812.13, 129,459.19 and 50,791.28

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Solution

The fourth proportional to 93,812.13, 129,459.19 and 50,791.28 is: 70,091.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,812.13 : 129,459.19 = 50,791.28 : x
  2. Step 2: Convert to fraction form
    93,812.13/129,459.19 = 50,791.28/x
  3. Step 3: Cross multiply
    93,812.13x = 129,459.19 × 50,791.28
  4. Step 4: Simplify right side
    93,812.13x = 6,575,398,186.02
  5. Step 5: Solve for x
    x = 6,575,398,186.02/93,812.13
  6. Step 6: Final answer
    x = 70,091.13

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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.