Home / 153,504.11-230,280.76-64,770.68

Finding the Fourth Proportional to 153,504.11, 230,280.76 and 64,770.68

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Solution

The fourth proportional to 153,504.11, 230,280.76 and 64,770.68 is: 97,166.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,504.11 : 230,280.76 = 64,770.68 : x
  2. Step 2: Convert to fraction form
    153,504.11/230,280.76 = 64,770.68/x
  3. Step 3: Cross multiply
    153,504.11x = 230,280.76 × 64,770.68
  4. Step 4: Simplify right side
    153,504.11x = 14,915,441,829.89
  5. Step 5: Solve for x
    x = 14,915,441,829.89/153,504.11
  6. Step 6: Final answer
    x = 97,166.40

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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.