Home / 72,024.66-99,353.79-55,884.60

Finding the Fourth Proportional to 72,024.66, 99,353.79 and 55,884.60

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Solution

The fourth proportional to 72,024.66, 99,353.79 and 55,884.60 is: 77,089.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,024.66 : 99,353.79 = 55,884.60 : x
  2. Step 2: Convert to fraction form
    72,024.66/99,353.79 = 55,884.60/x
  3. Step 3: Cross multiply
    72,024.66x = 99,353.79 × 55,884.60
  4. Step 4: Simplify right side
    72,024.66x = 5,552,346,812.63
  5. Step 5: Solve for x
    x = 5,552,346,812.63/72,024.66
  6. Step 6: Final answer
    x = 77,089.52

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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.