Home / 93,557.68-129,109.37-51,116.51

Finding the Fourth Proportional to 93,557.68, 129,109.37 and 51,116.51

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Solution

The fourth proportional to 93,557.68, 129,109.37 and 51,116.51 is: 70,540.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,557.68 : 129,109.37 = 51,116.51 : x
  2. Step 2: Convert to fraction form
    93,557.68/129,109.37 = 51,116.51/x
  3. Step 3: Cross multiply
    93,557.68x = 129,109.37 × 51,116.51
  4. Step 4: Simplify right side
    93,557.68x = 6,599,620,469.89
  5. Step 5: Solve for x
    x = 6,599,620,469.89/93,557.68
  6. Step 6: Final answer
    x = 70,540.66

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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.