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Finding the Fourth Proportional to 183,480.10, 275,220.15 and 153,955.60

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Solution

The fourth proportional to 183,480.10, 275,220.15 and 153,955.60 is: 230,933.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,480.10 : 275,220.15 = 153,955.60 : x
  2. Step 2: Convert to fraction form
    183,480.10/275,220.15 = 153,955.60/x
  3. Step 3: Cross multiply
    183,480.10x = 275,220.15 × 153,955.60
  4. Step 4: Simplify right side
    183,480.10x = 42,371,683,325.34
  5. Step 5: Solve for x
    x = 42,371,683,325.34/183,480.10
  6. Step 6: Final answer
    x = 230,933.40

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1.5x scale

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.