Home / 93,096.09-128,450.75-52,800.57

Finding the Fourth Proportional to 93,096.09, 128,450.75 and 52,800.57

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Solution

The fourth proportional to 93,096.09, 128,450.75 and 52,800.57 is: 72,852.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,096.09 : 128,450.75 = 52,800.57 : x
  2. Step 2: Convert to fraction form
    93,096.09/128,450.75 = 52,800.57/x
  3. Step 3: Cross multiply
    93,096.09x = 128,450.75 × 52,800.57
  4. Step 4: Simplify right side
    93,096.09x = 6,782,272,552.92
  5. Step 5: Solve for x
    x = 6,782,272,552.92/93,096.09
  6. Step 6: Final answer
    x = 72,852.39

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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.