Home / 149,028.60-223,413.30-89,801.40

Finding the Fourth Proportional to 149,028.60, 223,413.30 and 89,801.40

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Solution

The fourth proportional to 149,028.60, 223,413.30 and 89,801.40 is: 134,624.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,028.60 : 223,413.30 = 89,801.40 : x
  2. Step 2: Convert to fraction form
    149,028.60/223,413.30 = 89,801.40/x
  3. Step 3: Cross multiply
    149,028.60x = 223,413.30 × 89,801.40
  4. Step 4: Simplify right side
    149,028.60x = 20,062,827,118.62
  5. Step 5: Solve for x
    x = 20,062,827,118.62/149,028.60
  6. Step 6: Final answer
    x = 134,624.01

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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.