Home / 93,324.09-128,787.29-53,036.82

Finding the Fourth Proportional to 93,324.09, 128,787.29 and 53,036.82

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Solution

The fourth proportional to 93,324.09, 128,787.29 and 53,036.82 is: 73,190.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,324.09 : 128,787.29 = 53,036.82 : x
  2. Step 2: Convert to fraction form
    93,324.09/128,787.29 = 53,036.82/x
  3. Step 3: Cross multiply
    93,324.09x = 128,787.29 × 53,036.82
  4. Step 4: Simplify right side
    93,324.09x = 6,830,467,974.71
  5. Step 5: Solve for x
    x = 6,830,467,974.71/93,324.09
  6. Step 6: Final answer
    x = 73,190.83

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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.