Home / 99,548.86-137,367.44-61,302.28

Finding the Fourth Proportional to 99,548.86, 137,367.44 and 61,302.28

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Solution

The fourth proportional to 99,548.86, 137,367.44 and 61,302.28 is: 84,591.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,548.86 : 137,367.44 = 61,302.28 : x
  2. Step 2: Convert to fraction form
    99,548.86/137,367.44 = 61,302.28/x
  3. Step 3: Cross multiply
    99,548.86x = 137,367.44 × 61,302.28
  4. Step 4: Simplify right side
    99,548.86x = 8,420,937,269.76
  5. Step 5: Solve for x
    x = 8,420,937,269.76/99,548.86
  6. Step 6: Final answer
    x = 84,591.00

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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.