Home / 59,415.18-89,125.45-19,436.45

Finding the Fourth Proportional to 59,415.18, 89,125.45 and 19,436.45

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Solution

The fourth proportional to 59,415.18, 89,125.45 and 19,436.45 is: 29,155.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,415.18 : 89,125.45 = 19,436.45 : x
  2. Step 2: Convert to fraction form
    59,415.18/89,125.45 = 19,436.45/x
  3. Step 3: Cross multiply
    59,415.18x = 89,125.45 × 19,436.45
  4. Step 4: Simplify right side
    59,415.18x = 1,732,281,907.03
  5. Step 5: Solve for x
    x = 1,732,281,907.03/59,415.18
  6. Step 6: Final answer
    x = 29,155.54

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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.