Home / 148,848.80-223,269.60-89,639.60

Finding the Fourth Proportional to 148,848.80, 223,269.60 and 89,639.60

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Solution

The fourth proportional to 148,848.80, 223,269.60 and 89,639.60 is: 134,457.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,848.80 : 223,269.60 = 89,639.60 : x
  2. Step 2: Convert to fraction form
    148,848.80/223,269.60 = 89,639.60/x
  3. Step 3: Cross multiply
    148,848.80x = 223,269.60 × 89,639.60
  4. Step 4: Simplify right side
    148,848.80x = 20,013,797,636.16
  5. Step 5: Solve for x
    x = 20,013,797,636.16/148,848.80
  6. Step 6: Final answer
    x = 134,457.23

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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.