Home / 148,114.85-221,033.32-132,368.45

Finding the Fourth Proportional to 148,114.85, 221,033.32 and 132,368.45

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Solution

The fourth proportional to 148,114.85, 221,033.32 and 132,368.45 is: 197,534.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,114.85 : 221,033.32 = 132,368.45 : x
  2. Step 2: Convert to fraction form
    148,114.85/221,033.32 = 132,368.45/x
  3. Step 3: Cross multiply
    148,114.85x = 221,033.32 × 132,368.45
  4. Step 4: Simplify right side
    148,114.85x = 29,257,836,530.67
  5. Step 5: Solve for x
    x = 29,257,836,530.67/148,114.85
  6. Step 6: Final answer
    x = 197,534.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.