Home / 93,040.89-128,393.69-52,758.33

Finding the Fourth Proportional to 93,040.89, 128,393.69 and 52,758.33

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Solution

The fourth proportional to 93,040.89, 128,393.69 and 52,758.33 is: 72,804.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,040.89 : 128,393.69 = 52,758.33 : x
  2. Step 2: Convert to fraction form
    93,040.89/128,393.69 = 52,758.33/x
  3. Step 3: Cross multiply
    93,040.89x = 128,393.69 × 52,758.33
  4. Step 4: Simplify right side
    93,040.89x = 6,773,836,403.15
  5. Step 5: Solve for x
    x = 6,773,836,403.15/93,040.89
  6. Step 6: Final answer
    x = 72,804.94

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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.