Home / 99,548.87-137,377.62-59,264.02

Finding the Fourth Proportional to 99,548.87, 137,377.62 and 59,264.02

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Solution

The fourth proportional to 99,548.87, 137,377.62 and 59,264.02 is: 81,784.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,548.87 : 137,377.62 = 59,264.02 : x
  2. Step 2: Convert to fraction form
    99,548.87/137,377.62 = 59,264.02/x
  3. Step 3: Cross multiply
    99,548.87x = 137,377.62 × 59,264.02
  4. Step 4: Simplify right side
    99,548.87x = 8,141,550,190.95
  5. Step 5: Solve for x
    x = 8,141,550,190.95/99,548.87
  6. Step 6: Final answer
    x = 81,784.46

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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.