Home / 148,192.54-204,503.64-84,531.40

Finding the Fourth Proportional to 148,192.54, 204,503.64 and 84,531.40

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Solution

The fourth proportional to 148,192.54, 204,503.64 and 84,531.40 is: 116,652.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,192.54 : 204,503.64 = 84,531.40 : x
  2. Step 2: Convert to fraction form
    148,192.54/204,503.64 = 84,531.40/x
  3. Step 3: Cross multiply
    148,192.54x = 204,503.64 × 84,531.40
  4. Step 4: Simplify right side
    148,192.54x = 17,286,978,166.04
  5. Step 5: Solve for x
    x = 17,286,978,166.04/148,192.54
  6. Step 6: Final answer
    x = 116,652.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.