Home / 93,052.09-128,413.35-52,765.02

Finding the Fourth Proportional to 93,052.09, 128,413.35 and 52,765.02

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Solution

The fourth proportional to 93,052.09, 128,413.35 and 52,765.02 is: 72,816.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,052.09 : 128,413.35 = 52,765.02 : x
  2. Step 2: Convert to fraction form
    93,052.09/128,413.35 = 52,765.02/x
  3. Step 3: Cross multiply
    93,052.09x = 128,413.35 × 52,765.02
  4. Step 4: Simplify right side
    93,052.09x = 6,775,732,981.02
  5. Step 5: Solve for x
    x = 6,775,732,981.02/93,052.09
  6. Step 6: Final answer
    x = 72,816.56

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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.