Home / 93,187.77-128,600.66-52,902.72

Finding the Fourth Proportional to 93,187.77, 128,600.66 and 52,902.72

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Solution

The fourth proportional to 93,187.77, 128,600.66 and 52,902.72 is: 73,006.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,187.77 : 128,600.66 = 52,902.72 : x
  2. Step 2: Convert to fraction form
    93,187.77/128,600.66 = 52,902.72/x
  3. Step 3: Cross multiply
    93,187.77x = 128,600.66 × 52,902.72
  4. Step 4: Simplify right side
    93,187.77x = 6,803,324,443.28
  5. Step 5: Solve for x
    x = 6,803,324,443.28/93,187.77
  6. Step 6: Final answer
    x = 73,006.62

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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.