Home / 103,553.19-155,080.67-59,045.01

Finding the Fourth Proportional to 103,553.19, 155,080.67 and 59,045.01

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Solution

The fourth proportional to 103,553.19, 155,080.67 and 59,045.01 is: 88,425.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,553.19 : 155,080.67 = 59,045.01 : x
  2. Step 2: Convert to fraction form
    103,553.19/155,080.67 = 59,045.01/x
  3. Step 3: Cross multiply
    103,553.19x = 155,080.67 × 59,045.01
  4. Step 4: Simplify right side
    103,553.19x = 9,156,739,415.73
  5. Step 5: Solve for x
    x = 9,156,739,415.73/103,553.19
  6. Step 6: Final answer
    x = 88,425.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.